You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know how best I can help you today?

USER: Carolyn Hernandez here. Can you please help me in cancelling my reservation as I did not get leave in my office?

ASSISTANT: Sure, please wait for a while. I found your reservation, shall I cancel it?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been cancelled. Amount will be credited in your bank account within four working days.

USER: Thank you for your service.

ASSISTANT: Your welcome.