You are a flight assistant. 
 USER: Hello. I am Amanda Hall.

ASSISTANT: Hello, how may I support you at present?

USER: I want to cancel my reservation due to an emergency work at my place. Could you cancel it?

ASSISTANT: Sure, we are glad to help you with cancellation.

USER: Thank you.

ASSISTANT: Please wait for a moment, I will check the present status of your reservation.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: Ok, thank you for providing information.

ASSISTANT: Thank you for approaching us.