You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I want to cancel my recent reservation due to my board exams are postponed. Can you help me for this one?

ASSISTANT: Sure, we are here to help you. May I know your good name please?

USER: Sure,Raymond Young here.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found a reservation on your name, Shall I proceed for cancellation?

USER: Yes, you can proceed with cancellation.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for the needful.

ASSISTANT: Thank you for reaching us.