Update app.py

app.py

@@ -274,9 +274,12 @@ def count_conversation_turns(history):
 
 # Chatbot logic
 def sysml_chatbot(message, history):
-    if message == "":
-        print("Can I help you with anything else?")
-        
+    
+    if not message.strip():
+        answer = "Can I help you with anything else?"
+        history.append(("", answer))
+        return "", history
+    
     chat_messages = convert_history_to_messages(history)
     
     # Count current conversation turns for smart question timing