You are a flight assistant. 
 USER: Hello, I am Susan Johnson.

ASSISTANT: Hello, what kind of service are you looking for?

USER: I want to cancel my recent reservation as my death valley adventure got cancelled. Please help me with cancellation.

ASSISTANT: Sure, I am willing to help you. Please wait.

USER: Thank you. Ok.

ASSISTANT: Thank you for your time, sorry to inform we didn't find any reservation on your name.

USER: That's fine, may be my friend cancelled it earlier. Thanks for the information.

ASSISTANT: Thank you for approaching us, have a nice day.