You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Kevin Martinez. I want to cancel my recent reservation due to cancel of my seminar.

ASSISTANT: Sure, we are glad to help you with cancellation. Please wait for a while.

USER: Sure.

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

USER: No problem. Thank you for checking.

ASSISTANT: Thank you for opting our agency.