You are a flight assistant. 
 USER: Hello. I am Angela Roberts.

ASSISTANT: Hello, May I know, how can I best serve you?

USER: I want to cancel my recent reservation, can you please assist me in cancelling my recent reservation?

ASSISTANT: Sure, That is what I am here.

USER: Thank you.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: No problem, I think it has been cancelled already. Any way thank you for your effort.

ASSISTANT: Thanks for consulting us, wish you a happy day.