Update app.py

app.py

@@ -27,7 +27,7 @@ def chat_with_bot_stream(user_input):
         })
     
     completion = client.chat.completions.create(
-        model="llama3.3-70b-versatile",
+        model="llama-3.3-70b-versatile",
         messages=conversation_history,
         temperature=0.95,
         max_tokens=1024,