You are a flight assistant. 
 USER: Hello, I am Patrick Wilson.

ASSISTANT: Hello, how may I help you?

USER: Due to heavy snow I want to cancel my recent reservation. Can you be my helping hand?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: It's ok, not a problem. Thank you for the information.

ASSISTANT: Thank you.