You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I address you?

USER: I have an emergency meeting, can you please cancel my reservation?

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

USER: Yes, I am Christine Turner.

ASSISTANT: OK, Wait a while I will check revert back.

USER: OK.

ASSISTANT: Thank you for waiting, We did not find any reservation against your name.

USER: Thank you for the information.

ASSISTANT: Thank you, Have a good day.