You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I would like cancel my recent reservation.

ASSISTANT: Sure, may I know your name?

USER: My name is Deborah Wilson.

ASSISTANT: Please wait a moment.

USER: OK.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Thank you.

ASSISTANT: Thank you, have a nice day.