fix init state

Author: Jicheng Lu

src/Infrastructure/BotSharp.OpenAPI/Controllers/ConversationController.cs

@@ -367,8 +367,8 @@ public async Task<ChatResponseModel> SendMessage([FromRoute] string agentId,
         var routing = _services.GetRequiredService<IRoutingService>();
         routing.Context.SetMessageId(conversationId, inputMsg.MessageId);
 
-        SetStates(conv, input);
         conv.SetConversationId(conversationId, input.States);
+        SetStates(conv, input);
 
         var response = new ChatResponseModel();