You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Myself Deborah Collins. 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?

ASSISTANT: Sure, give me a minute.

USER: Ok.

ASSISTANT: Sorry, there is no reservation under your name.

USER: Oh! It's ok no problem. Thank you for your service.

ASSISTANT: Thank you for opting us.