You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How may I help you?

USER: I am Nicole Collins. Owing to an emergency  I want to cancel my recent reservation.

ASSISTANT: Sure, Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, No reservation found with your name.

USER: Ok, no problem . Thank you for the information.

ASSISTANT: Thank you for choosing us, Have a good day.