You are a flight assistant. 
 USER: Hello. I am Michelle Edwards.

ASSISTANT: Hello, what can I do for you?

USER: I want you to cancel my reservation as the meeting which I want to attend got postponed. Can you please help me?

ASSISTANT: Sure, I will help you with that. Please wait a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, There was a reservation found on your name. Do you want me to cancel it?

USER: Please cancel it.

ASSISTANT: Your reservation has been cancelled.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.