diff --git a/src/Infrastructure/BotSharp.Abstraction/Conversations/ConversationHookBase.cs b/src/Infrastructure/BotSharp.Abstraction/Conversations/ConversationHookBase.cs
index 5bceefaf3..4cf63cdf3 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Conversations/ConversationHookBase.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Conversations/ConversationHookBase.cs
@@ -59,6 +59,9 @@ public virtual Task OnFunctionExecuted(RoleDialogModel message)
     public virtual Task OnMessageReceived(RoleDialogModel message)
         => Task.CompletedTask;
 
+    public virtual Task OnPostbackMessageReceived(RoleDialogModel message, PostbackMessageModel replyMsg)
+        => Task.CompletedTask;
+
     public virtual Task OnResponseGenerated(RoleDialogModel message)
         => Task.CompletedTask;
 
diff --git a/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationHook.cs b/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationHook.cs
index 8552aa20d..1143c4921 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationHook.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationHook.cs
@@ -46,6 +46,7 @@ public interface IConversationHook
     Task OnStateChanged(string name, string preValue, string currentValue);
 
     Task OnMessageReceived(RoleDialogModel message);
+    Task OnPostbackMessageReceived(RoleDialogModel message, PostbackMessageModel replyMsg);
 
     /// <summary>
     /// Triggered before LLM calls function.
diff --git a/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationService.cs b/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationService.cs
index 203e9053d..884ba9c0d 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationService.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Conversations/IConversationService.cs
@@ -30,6 +30,7 @@ public interface IConversationService
     /// <returns></returns>
     Task<bool> SendMessage(string agentId,
         RoleDialogModel lastDalog, 
+        PostbackMessageModel? replyMessage,
         Func<RoleDialogModel, Task> onResponseReceived, 
         Func<RoleDialogModel, Task> onFunctionExecuting,
         Func<RoleDialogModel, Task> onFunctionExecuted);
diff --git a/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/IncomingMessageModel.cs b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/IncomingMessageModel.cs
index 005cb0b28..2176c7fae 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/IncomingMessageModel.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/IncomingMessageModel.cs
@@ -4,4 +4,9 @@ public class IncomingMessageModel : MessageConfig
 {
     public string Text { get; set; } = string.Empty;
     public virtual string Channel { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Postback message
+    /// </summary>
+    public PostbackMessageModel? Postback { get; set; }
 }
diff --git a/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/PostbackMessageModel.cs b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/PostbackMessageModel.cs
new file mode 100644
index 000000000..afa1d6d34
--- /dev/null
+++ b/src/Infrastructure/BotSharp.Abstraction/Conversations/Models/PostbackMessageModel.cs
@@ -0,0 +1,11 @@
+namespace BotSharp.Abstraction.Conversations.Models;
+
+public class PostbackMessageModel
+{
+    public string FunctionName { get; set; } = string.Empty;
+    public string Payload { get; set; } = string.Empty;
+    /// <summary>
+    /// Parent message id
+    /// </summary>
+    public string ParentId { get; set; } = string.Empty;
+}
diff --git a/src/Infrastructure/BotSharp.Abstraction/Routing/IRoutingService.cs b/src/Infrastructure/BotSharp.Abstraction/Routing/IRoutingService.cs
index 771223ef6..74845e1f9 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Routing/IRoutingService.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Routing/IRoutingService.cs
@@ -31,7 +31,7 @@ public interface IRoutingService
     List<RoutingHandlerDef> GetHandlers(Agent router);
     void ResetRecursiveCounter();
     Task<bool> InvokeAgent(string agentId, List<RoleDialogModel> dialogs);
-    Task<bool> InvokeFunction(string name, RoleDialogModel message, bool restoreOriginalFunctionName = true);
+    Task<bool> InvokeFunction(string name, RoleDialogModel message);
     Task<RoleDialogModel> InstructLoop(RoleDialogModel message);
 
     /// <summary>
diff --git a/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.SendMessage.cs b/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.SendMessage.cs
index ae5a803b8..9aaa75eff 100644
--- a/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.SendMessage.cs
+++ b/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationService.SendMessage.cs
@@ -10,6 +10,7 @@ public partial class ConversationService
 {
     public async Task<bool> SendMessage(string agentId,
         RoleDialogModel message,
+        PostbackMessageModel? replyMessage,
         Func<RoleDialogModel, Task> onMessageReceived,
         Func<RoleDialogModel, Task> onFunctionExecuting,
         Func<RoleDialogModel, Task> onFunctionExecuted)
@@ -51,7 +52,14 @@ public async Task<bool> SendMessage(string agentId,
             hook.SetAgent(agent)
                 .SetConversation(conversation);
 
-            await hook.OnMessageReceived(message);
+            if (replyMessage == null)
+            {
+                await hook.OnMessageReceived(message);
+            }
+            else
+            {
+                await hook.OnPostbackMessageReceived(message, replyMessage);
+            }
 
             // Interrupted by hook
             if (message.StopCompletion)
diff --git a/src/Infrastructure/BotSharp.Core/Evaluations/EvaluatingService.cs b/src/Infrastructure/BotSharp.Core/Evaluations/EvaluatingService.cs
index 340b8f7e3..a87bc9503 100644
--- a/src/Infrastructure/BotSharp.Core/Evaluations/EvaluatingService.cs
+++ b/src/Infrastructure/BotSharp.Core/Evaluations/EvaluatingService.cs
@@ -97,9 +97,10 @@ private async Task<RoleDialogModel> SendMessage(string agentId, string conversat
 
         await conv.SendMessage(agentId,
             new RoleDialogModel(AgentRole.User, text),
+            replyMessage: null,
             async msg => response = msg,
-            fnExecuting => Task.CompletedTask,
-            fnExecuted => Task.CompletedTask);
+            _ => Task.CompletedTask,
+            _ => Task.CompletedTask);
 
         return response;
     }
diff --git a/src/Infrastructure/BotSharp.Core/Routing/Handlers/RouteToAgentRoutingHandler.cs b/src/Infrastructure/BotSharp.Core/Routing/Handlers/RouteToAgentRoutingHandler.cs
index 5ff9894e3..462ee0761 100644
--- a/src/Infrastructure/BotSharp.Core/Routing/Handlers/RouteToAgentRoutingHandler.cs
+++ b/src/Infrastructure/BotSharp.Core/Routing/Handlers/RouteToAgentRoutingHandler.cs
@@ -10,11 +10,11 @@ public class RouteToAgentRoutingHandler : RoutingHandlerBase, IRoutingHandler
 
     public List<ParameterPropertyDef> Parameters => new List<ParameterPropertyDef>
     {
-        new ParameterPropertyDef("next_action_reason", "the reason why route to this agent") 
+        new ParameterPropertyDef("next_action_reason", "the reason why route to this agent, if user is replying last agent's question, you must route to this agent") 
         { 
             Required = true 
         },
-        new ParameterPropertyDef("next_action_agent", "agent for next action based on user latest response")
+        new ParameterPropertyDef("next_action_agent", "agent for next action based on user latest response, if user is replying last agent's question, you must route to this agent")
         {
             Required = true
         },
diff --git a/src/Infrastructure/BotSharp.Core/Routing/Planning/NaivePlanner.cs b/src/Infrastructure/BotSharp.Core/Routing/Planning/NaivePlanner.cs
index bca5105c0..0b1708c57 100644
--- a/src/Infrastructure/BotSharp.Core/Routing/Planning/NaivePlanner.cs
+++ b/src/Infrastructure/BotSharp.Core/Routing/Planning/NaivePlanner.cs
@@ -1,3 +1,4 @@
+using Amazon.Runtime.Internal.Transform;
 using BotSharp.Abstraction.Agents.Models;
 using BotSharp.Abstraction.Functions.Models;
 using BotSharp.Abstraction.Repositories.Filters;
@@ -111,9 +112,11 @@ private string GetNextStepPrompt(Agent router)
     {
         var template = router.Templates.First(x => x.Name == "planner_prompt.naive").Content;
 
+        var states = _services.GetRequiredService<IConversationStateService>();
         var render = _services.GetRequiredService<ITemplateRender>();
         return render.Render(template, new Dictionary<string, object>
         {
+            { "expected_next_action_agent",  states.GetState("expected_next_action_agent")}
         });
     }
 
diff --git a/src/Infrastructure/BotSharp.Core/Routing/RoutingService.InvokeFunction.cs b/src/Infrastructure/BotSharp.Core/Routing/RoutingService.InvokeFunction.cs
index 6f70e0638..77659d69e 100644
--- a/src/Infrastructure/BotSharp.Core/Routing/RoutingService.InvokeFunction.cs
+++ b/src/Infrastructure/BotSharp.Core/Routing/RoutingService.InvokeFunction.cs
@@ -4,7 +4,7 @@ namespace BotSharp.Core.Routing;
 
 public partial class RoutingService
 {
-    public async Task<bool> InvokeFunction(string name, RoleDialogModel message, bool restoreOriginalFunctionName = true)
+    public async Task<bool> InvokeFunction(string name, RoleDialogModel message)
     {
         var function = _services.GetServices<IFunctionCallback>().FirstOrDefault(x => x.Name == name);
         if (function == null)
@@ -57,8 +57,7 @@ public async Task<bool> InvokeFunction(string name, RoleDialogModel message, boo
 
         // restore original function name
         if (!message.StopCompletion && 
-            message.FunctionName != originalFunctionName &&
-            restoreOriginalFunctionName)
+            message.FunctionName != originalFunctionName)
         {
             message.FunctionName = originalFunctionName;
         }
diff --git a/src/Infrastructure/BotSharp.Core/data/agents/01fcc3e5-9af7-49e6-ad7a-a760bd12dc4a/templates/planner_prompt.naive.liquid b/src/Infrastructure/BotSharp.Core/data/agents/01fcc3e5-9af7-49e6-ad7a-a760bd12dc4a/templates/planner_prompt.naive.liquid
index 449bd4d7b..2bf2698c0 100644
--- a/src/Infrastructure/BotSharp.Core/data/agents/01fcc3e5-9af7-49e6-ad7a-a760bd12dc4a/templates/planner_prompt.naive.liquid
+++ b/src/Infrastructure/BotSharp.Core/data/agents/01fcc3e5-9af7-49e6-ad7a-a760bd12dc4a/templates/planner_prompt.naive.liquid
@@ -1,3 +1,7 @@
-What is the next step based on the CONVERSATION? 
-Route to the Agent that last handled the conversation if necessary. 
+What is the next step based on the CONVERSATION?
+Route to the appropriate agent last handled agent based on the context. 
+{% if expected_next_action_agent != empty  -%}
+Expected next action agent is {{ expected_next_action_agent }}.
+{%- endif %}
+Try to keep the User Goal Agent be consistent as previous goal agent.
 If user wants to speak to customer service, use function human_intervention_needed.
\ No newline at end of file
diff --git a/src/Infrastructure/BotSharp.OpenAPI/Controllers/ConversationController.cs b/src/Infrastructure/BotSharp.OpenAPI/Controllers/ConversationController.cs
index fee57e189..8ef208aff 100644
--- a/src/Infrastructure/BotSharp.OpenAPI/Controllers/ConversationController.cs
+++ b/src/Infrastructure/BotSharp.OpenAPI/Controllers/ConversationController.cs
@@ -171,6 +171,7 @@ public async Task<ChatResponseModel> SendMessage([FromRoute] string agentId,
         var response = new ChatResponseModel();
         
         await conv.SendMessage(agentId, inputMsg,
+            replyMessage: input.Postback,
             async msg =>
             {
                 response.Text = msg.Content;
@@ -179,14 +180,8 @@ await conv.SendMessage(agentId, inputMsg,
                 response.Instruction = msg.Instruction;
                 response.Data = msg.Data;
             },
-            async fnExecuting =>
-            {
-
-            },
-            async fnExecuted =>
-            {
-
-            });
+            _ => Task.CompletedTask,
+            _ => Task.CompletedTask);
 
         var state = _services.GetRequiredService<IConversationStateService>();
         response.States = state.GetStates();
diff --git a/src/Plugins/BotSharp.Plugin.ChatHub/Hooks/StreamingLogHook.cs b/src/Plugins/BotSharp.Plugin.ChatHub/Hooks/StreamingLogHook.cs
index 254520e78..1dac0af1d 100644
--- a/src/Plugins/BotSharp.Plugin.ChatHub/Hooks/StreamingLogHook.cs
+++ b/src/Plugins/BotSharp.Plugin.ChatHub/Hooks/StreamingLogHook.cs
@@ -59,6 +59,22 @@ public override async Task OnMessageReceived(RoleDialogModel message)
         await _chatHub.Clients.User(_user.Id).SendAsync("OnConversationContentLogGenerated", BuildContentLog(input));
     }
 
+    public override async Task OnPostbackMessageReceived(RoleDialogModel message, PostbackMessageModel replyMsg)
+    {
+        var conversationId = _state.GetConversationId();
+        var log = $"{message.Content}";
+        var replyContent = JsonSerializer.Serialize(replyMsg, _serializerOptions);
+        log += $"\r\n```json\r\n{replyContent}\r\n```";
+
+        var input = new ContentLogInputModel(conversationId, message)
+        {
+            Name = _user.UserName,
+            Source = ContentLogSource.UserInput,
+            Log = log
+        };
+        await _chatHub.Clients.User(_user.Id).SendAsync("OnConversationContentLogGenerated", BuildContentLog(input));
+    }
+
     public async Task BeforeGenerating(Agent agent, List<RoleDialogModel> conversations)
     {
         if (!_convSettings.ShowVerboseLog) return;
diff --git a/src/Plugins/BotSharp.Plugin.ChatbotUI/ChatbotUiController.cs b/src/Plugins/BotSharp.Plugin.ChatbotUI/ChatbotUiController.cs
index 4dbf304d2..132856b97 100644
--- a/src/Plugins/BotSharp.Plugin.ChatbotUI/ChatbotUiController.cs
+++ b/src/Plugins/BotSharp.Plugin.ChatbotUI/ChatbotUiController.cs
@@ -80,13 +80,12 @@ public async Task SendMessage([FromBody] OpenAiMessageInput input)
                    .SetState("sampling_factor", input.SamplingFactor);
 
         var result = await conv.SendMessage(input.AgentId,
-            message, 
+            message,
+            replyMessage: null,
             async msg => 
                 await OnChunkReceived(outputStream, msg),
-            async fn 
-                => await Task.CompletedTask,
-            async fn
-                => await Task.CompletedTask);
+            _ => Task.CompletedTask,
+            _ => Task.CompletedTask);
 
         await OnEventCompleted(outputStream);
     }
diff --git a/src/Plugins/BotSharp.Plugin.MetaMessenger/Services/MessageHandleService.cs b/src/Plugins/BotSharp.Plugin.MetaMessenger/Services/MessageHandleService.cs
index 164c38f0d..e6aa19e25 100644
--- a/src/Plugins/BotSharp.Plugin.MetaMessenger/Services/MessageHandleService.cs
+++ b/src/Plugins/BotSharp.Plugin.MetaMessenger/Services/MessageHandleService.cs
@@ -60,7 +60,9 @@ await messenger.SendMessage(setting.ApiVersion, setting.PageId,
 
         var replies = new List<IRichMessage>();
         var result = await conv.SendMessage(agentId,
-            new RoleDialogModel(AgentRole.User, message), async msg =>
+            new RoleDialogModel(AgentRole.User, message),
+            replyMessage: null, 
+            async msg =>
             {
                 if (msg.RichContent != null)
                 {
diff --git a/src/Plugins/BotSharp.Plugin.Twilio/Controllers/TwilioVoiceController.cs b/src/Plugins/BotSharp.Plugin.Twilio/Controllers/TwilioVoiceController.cs
index acea57523..0dc43aa69 100644
--- a/src/Plugins/BotSharp.Plugin.Twilio/Controllers/TwilioVoiceController.cs
+++ b/src/Plugins/BotSharp.Plugin.Twilio/Controllers/TwilioVoiceController.cs
@@ -59,6 +59,7 @@ public async Task<TwiMLResult> ReceivedVoiceMessage([FromRoute] string agentId,
 
         var result = await conv.SendMessage(agentId,
             new RoleDialogModel(AgentRole.User, input.SpeechResult),
+            replyMessage: null,
             async msg =>
             {
                 response = twilio.ReturnInstructions(msg.Content);
diff --git a/src/Plugins/BotSharp.Plugin.WeChat/WeChatBackgroundService.cs b/src/Plugins/BotSharp.Plugin.WeChat/WeChatBackgroundService.cs
index 5013100e1..0e1057dd7 100644
--- a/src/Plugins/BotSharp.Plugin.WeChat/WeChatBackgroundService.cs
+++ b/src/Plugins/BotSharp.Plugin.WeChat/WeChatBackgroundService.cs
@@ -61,16 +61,15 @@ private async Task HandleTextMessageAsync(string openid, string message)
                 AgentId = AgentId
             }))?.Id;
 
-            var result = await conversationService.SendMessage(AgentId, new RoleDialogModel("user", message), async msg =>
-            {
-                await ReplyTextMessageAsync(openid, msg.Content);
-            }, async functionExecuting =>
-            {
-
-            }, async functionExecuted =>
-            {
-
-            });
+            var result = await conversationService.SendMessage(AgentId, 
+                new RoleDialogModel("user", message),
+                replyMessage: null, 
+                async msg =>
+                {
+                    await ReplyTextMessageAsync(openid, msg.Content);
+                }, 
+                _ => Task.CompletedTask, 
+                _ => Task.CompletedTask);
         }
 
         private async Task<User> GetWeChatAccountUserAsync(string openId, IServiceProvider service)
diff --git a/tests/BotSharp.Plugin.PizzaBot/Hooks/PizzaTypeConversationHook.cs b/tests/BotSharp.Plugin.PizzaBot/Hooks/PizzaTypeConversationHook.cs
new file mode 100644
index 000000000..558fa0472
--- /dev/null
+++ b/tests/BotSharp.Plugin.PizzaBot/Hooks/PizzaTypeConversationHook.cs
@@ -0,0 +1,16 @@
+using BotSharp.Abstraction.Conversations;
+using BotSharp.Abstraction.Conversations.Models;
+
+namespace BotSharp.Plugin.PizzaBot.Hooks;
+
+public class PizzaTypeConversationHook : ConversationHookBase
+{
+    public override async Task OnPostbackMessageReceived(RoleDialogModel message, PostbackMessageModel replyMsg)
+    {
+        if (replyMsg.FunctionName == "get_pizza_types")
+        {
+            // message.StopCompletion = true;
+        }
+        return;
+    }
+}