You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER:  Earlier I made a reservation, but now I need to cancel it. As I have an Important work at my office. Can you help me with cancellation?

ASSISTANT: Sure, may I know your good name?

USER: Sarah Phillips, is my name.

ASSISTANT: Please wait for a while, I will get back to you with current status.

USER:  Sure, take your time.

ASSISTANT: Thanks for your valuable time. We found a reservation on your name and your reservation has been cancelled successfully.

USER:  That's ok, thanks for your valuable support.

ASSISTANT: Thanks for approaching us.