You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I sustain you?

USER: I have a reservation to attend my cousin's wedding. But it has been postponed.

ASSISTANT: Ok.

USER: Can you please cancel my recent reservation?

ASSISTANT: Sure, may I know your good name?

USER: Paul Young is my name.

ASSISTANT: Thank you for providing your name, please hold on.

USER: Ok.

ASSISTANT: I have canceled you reservation.

USER: Thanks for your best service.

ASSISTANT: Thank you for choosing us, have a great day.