You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need your help in cancelling my ticket because of heavy snowfall in my area.

ASSISTANT:  Sure. May I know your name please?

USER: My name is Timothy Martin.

ASSISTANT: Timothy Martin, there is no reservation found on your name.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your information.