You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to cancel my recent reservation because of my brother, he meet with a small accident.

ASSISTANT: May I know your name?

USER: I'm James Campbell.

ASSISTANT: Sorry James, there is no reservation found with your name.

USER: That's ok, no issues.

ASSISTANT: Thank you for choosing us.

USER: Thanks for checking.