You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I abet you?

USER: Due to some emergency I need to cancel my reservation can you help me out cancelling my ticket?

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

USER: Thank you. I am Jack White.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for being on hold. We are sorry to inform you that there is no reservation found with your name.

USER: No problem. Thank you for the information.

ASSISTANT: Thank you for reaching us, have a good day.