You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please cancel my reservation as the baby shower program which I want to attend got postponed?

ASSISTANT: Sure, we will help you.

USER: Ok.

ASSISTANT: May I know your name please?

USER: Sure, my name is Gary Johnson.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We are glad to inform you that, we found a reservation on your name. Shall I proceed with cancellation?

USER: Ok, please proceed.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you.

ASSISTANT: And your amount will be credited to your bank account within four working days.

USER: Ok.

ASSISTANT: Thank you for choosing us.