Update app.py

app.py

@@ -50,7 +50,7 @@ chat_history = []
 def chat_output(inputs):
     output = chat_interface(inputs)
     answer_after_input = output.split('AI:')
-    answer = answer_after_input.split('Human:')
+    answer = answer_after_input[1].split('Human:')
     chat_history.append((inputs, answer[0]))
     return chat_history