You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please assist me in cancelling my reservation as the food festival which I have planned to attend got postponed?

ASSISTANT: Sure, may I know your name?

USER: I am Joseph Phillips.

ASSISTANT: Please stand by, I will revert to you.

USER: Ok.

ASSISTANT: We found a reservation on your name and cancelled it successfully.

USER: Thank you for your help.

ASSISTANT: Thanks for approaching us.