You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I have an interview in my collage, but unfortunately it has been cancelled. So please cancel my reservation.

ASSISTANT: Sure, to check the details provide me your good name?

USER: Ruth Campbell is my name.

ASSISTANT: There is no reservation found on your name.

USER: Ok, thanks for your service.

ASSISTANT: Thank you, for reaching us.