You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, may I know your name please?

USER: I am Mary Parker.

ASSISTANT: How can I aid you today?

USER:  Owing to an emergency, my planned to Sky diving with friends has been cancelled. Can you help me with that?

ASSISTANT: Sure, we are glad to help you.

USER: Thank you.

ASSISTANT: Please standby, I will revert to you.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found in your name. Thanks for approaching us.

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