You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

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

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

USER: I am Stephanie Martin.

ASSISTANT: Sorry, there is no reservation found as per your name.

USER: Thank you.

ASSISTANT: You are welcome.