You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation due to my client meeting has been cancelled so, can you please help me with cancellation?

ASSISTANT: Sure, I will help you in cancellation. May I know your name?

USER: My name is George Hill.

ASSISTANT: Please hold on.

USER: Ok.

ASSISTANT: There is a reservation found on your name. Shall I proceed with cancelling?

USER: Please proceed.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.