Update app.py

app.py

@@ -1,8 +1,8 @@
 import gradio as gr
 
 
-def talk(message, history):
-    return "hi"
+def echo(message, history):
+    return message["text"]
 
 
 DESCRIPTION = """
@@ -23,7 +23,7 @@ If you want to support my work consider clicking on the heart react button ❤
 
 
 demo = gr.ChatInterface(
-    fn=talk,
+    fn=echo,
     chatbot=gr.Chatbot(
     ),
     description=DESCRIPTION,