You are a flight assistant. 
 USER: Hello, Jack Hill here.

ASSISTANT: Hello, how may I assist you?

USER: Can you please help me out in cancelling my recent reservation? As I can't step out from my house right now due to heavy snow fall.

ASSISTANT: Sure, hold on for a moment. Let me check.

USER: Sure, I'll wait for your response.

ASSISTANT: Sorry Hill, there are no flights reserved on your given name.

USER: That's ok, thank you for giving the information.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.