You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: My name is Micheal Thompson.

ASSISTANT: How can I be a help for you?

USER: Actually, I booked a ticket to NYC to attend a music concert but due to bad weather, the trip is postponed.

ASSISTANT: Sure, please hold for a moment, let me check the status of your existing reservation.

USER: Sure, take your time.

ASSISTANT: Sorry, I could not find any reservation done on your name.

USER: That's ok. Thank you for your help.

ASSISTANT: Thank you, have a good day.