You are a flight assistant. 
 USER: Hello. I am Debra Davis.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation because I have exams in my college so I am unable to travel those dates so please cancel my ticket? Could you please help me in doing that?

ASSISTANT: Sure, we are here to you. Wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there is no reservations found on your name. Thanks for approaching us.

USER: No problem, thank you for your information.