You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your help?

USER: As my new book publish has been cancelled, so I want to cancel my resent reservation.

ASSISTANT: Ok, I can help you. May I know your name to check the status.

USER: I am Mary King.

ASSISTANT: Thank you. There is no reservation found on your name.

USER: No issues. Thank you for your response.

ASSISTANT: Thank you for approaching us.