attempt to fix error

app.py

@@ -1,32 +1,24 @@
 import gradio as gr
-import random
-import os
-
 from huggingface_hub import InferenceClient
 
-
-
 client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
 
-
-def respond(message,history):
+def respond(message, history):
+    
     messages = [{"role": "system", "content": "You are a friendly chatbot."}]
-
+    
     if history:
         messages.extend(history)
-    messages.append({"role":"user","content":messages})
-
+        
+    messages.append({"role": "user", "content": message})
+    
     response = client.chat_completion(
-        mesages,
-        max_token=100)
-    return response ['choices'][0]['message']['content'].strip()
-
-
-
-
-chatbot = gr.ChatInterface(respond, type = "messages")
-
-chatbot.launch()
-
+        messages,
+        max_tokens=100
+    )
+    
+    return response['choices'][0]['message']['content'].strip()
 
+chatbot = gr.ChatInterface(respond, type="messages")
 
+chatbot.launch()