You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

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

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

USER: Sure, I am Pamela White.

ASSISTANT: Ok, please be on hold for some time.

USER: Sure.

ASSISTANT: We are glad to inform you that, we found a reservation on your name. Shall I proceed with cancellation?

USER: Yes, you can.

ASSISTANT: Your ticket has been cancelled successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.