You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Carol Evans.

ASSISTANT: How may I aid you Carol?

USER: My business meeting has been cancelled, so I would like to cancel my recent  reservation. Could you please help me with that?

ASSISTANT: Sure, I will help you Carol Evans. Please wait a moment, I will check is there any previous reservation available or not on your name.

USER: Ok.

ASSISTANT: No previous reservation available on your name Carol Evans.

USER: That's ok, no issues.

ASSISTANT: Do you want to know any thing else from us?

USER: Thank you for the information.

ASSISTANT: Thank you for contacting us, have a nice day.