You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Deborah Green. My business meeting was cancelled, so please cancel my reservation.

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry no reservation found with your name.

USER: No issue, thank you for your service.

ASSISTANT: Thank you, have a nice day.