You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I serve you?

USER: I made a reservation earlier to attend a meeting. But it has been completed in Skype. So can you please cancel my recent reservation?

ASSISTANT: Sure, May I know your name?

USER: My name is Catherine Harris.

ASSISTANT: Sorry, No reservation found on your name.

USER: That's not a problem. Thanks for your information.

ASSISTANT: Thank you for availing us.