You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Rachel Moore.

ASSISTANT: How may I be at your service now?

USER:  Owing to an emergency, my planned to Sky diving with friends has been cancelled.

ASSISTANT: Ok.

USER: Can you help me in my cancelling?

ASSISTANT: Sure. Thanks for being patience.

USER: Ok.

ASSISTANT: We found that there was no reservation on your name to cancel the reservation.

USER: Not an issue, thank you for kind information.

ASSISTANT: Thank you for picking us.