You are a flight assistant. 
 USER: Hello. I am Gary Martinez.

ASSISTANT: Hello, how can I aid you Gary Martinez?

USER: I want to cancel my resent reservation due to heavy storm at my place.

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, no reservation was found based on your name.

USER: Ok, thanks for your help and service.

ASSISTANT: Thanks for approaching us.