resolving output error

app.py

@@ -21,10 +21,13 @@ def predict(input, history=[]):
     response = tokenizer.decode(history[0]).split("<|endoftext|>")
     response = [(response[i], response[i+1]) for i in range(0, len(response)-1, 2)]  # convert to tuples of list
     return response, history
+    
+
 
 gr.Interface(fn=predict,
     title="DialoGPT-medium",
     inputs=["text", "state"],
-    outputs=["text", "state"],
+    outputs=["chatbot", "state"],
     allow_screenshot=False,
-    allow_flagging='never').launch()
+    allow_flagging='never').launch()
+