You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: Due to heavy snowfall at my place, can you please help me to cancel my reservation?

ASSISTANT: Sure, will you please let me know name?

USER: Sure, I am Andrew Hill.

ASSISTANT: Ok, let me check the status and revert you.

USER: Sure.

ASSISTANT: I have gone through the reservation list but could not find any active reservation by your name.

USER: Ok, not a problem. Thank you for notifying me.

ASSISTANT: Thank you for choosing us.