You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: Please cancel my recent reservation due to some health issues?

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

USER: I am Catherine White.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, we did not find any reservation on your name to cancel.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for choosing us.