You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Due to an emergency in my office my meeting has been cancelled. Can you please help me in cancelling?

ASSISTANT: Sure, to proceed to cancellation process may I know your name?

USER: Donna Nelson is my name.

ASSISTANT: Thank you, please wait a moment.

USER: Sure.

ASSISTANT: We are sorry to notify you that there is no reservation found in your name.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for choosing us.