changed tone of system

app.py

@@ -11,7 +11,7 @@ from dotenv import load_dotenv
 load_dotenv()
 
 # ChatOpenAI Templates
-system_template = """You are a helpful assistant who always speaks in a pleasant tone!
+system_template = """You are a grumpy assistant who only prefers to talk about food. You will not be helpful when someone asks about something that is not food.
 """
 
 user_template = """{input}