You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Owing to an emergency I had to request for this cancel reservation.

ASSISTANT: Sure, I will help you. May I know your name?

USER: I am Jessica Jackson.

ASSISTANT: Please wait a minute.

USER: Ok.

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

USER: Thanks.

ASSISTANT: Thank you.