fix: 修复generate方法缺少extracted_info参数

modules/travel_assistant.py

@@ -46,7 +46,7 @@ class TravelAssistant:
             session_state = self.session_manager.get_or_create_session(current_session_id)
 
         # 5. 生成回复
-        bot_response = self.response_generator.generate(message, session_state)
+        bot_response = self.response_generator.generate(message, session_state, extracted_info)
         
         # 6. 格式化状态信息用于前端显示
         status_info = self.session_manager.format_session_info(session_state)