You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: My name is Elizabeth Phillips.

ASSISTANT: How can I aid you Elizabeth Phillips?

USER: My business trip was cancelled, so I want to cancel my recent reservation.

ASSISTANT: Ok, please wait a while. I will check your reservation and cancel it.

USER: Ok.

ASSISTANT: Thanks for waiting, we did not find any reservation done on your name. Thanks for approaching us, have a nice day ahead.

USER: Ok, no problem, thanks for your good service.