You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you today?

USER: Owing to a emergency, I want to cancel my recent reservation.

ASSISTANT: Sure, May I know your good name please?

USER: Sure, I am Raymond Allen.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, There is no reservation found on your name.

USER: Ok. Thank you for helping me.