You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help 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 name please?

USER: Sure, I am Anthony Campbell.

ASSISTANT: Ok, please wait for a mean while.

USER: Sure.

ASSISTANT: Sorry Anthony, there is no reservation found as per your name to cancel it.

USER: Ok, not an issue.

ASSISTANT: You are welcome.

USER: Thank you for your information.