You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out.

USER: I want to cancel my reservation due to snow storm in my place.

ASSISTANT: Sure, I will help you out. May I know your name please?

USER: Eric Nelson here.

ASSISTANT: Sorry, there are no reservations found.

USER: It's ok, thank you.

ASSISTANT: Thank you for choosing us.