You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name?

USER: Sure, my name is Jessica Davis.

ASSISTANT: Davis, how can I help you?

USER: My business meeting has been postponed.Can you please help me for cancelling the recent reservation?

ASSISTANT: That's sad, let me check out with your existing reservation.

USER: Ok.

ASSISTANT: I didn't found any reservations by your name.

USER: Ok, It's fine.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.