Update app.py

app.py

@@ -7,7 +7,7 @@ This chatbot is based on the contents of https://www.gradio.app/guides/creating-
 """
 client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
 def simple_respond(message,history):
-    return f"I only say Hi, regardless of what the message that is passed in, like {message}"
+    return f"I only say Hi, regardless of what the message that is passed in, like {message}."
 
 
 """