You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation as my project got ramp down. Can you cancel my reservation made on name Nancy Hill?

ASSISTANT: Sure, I will help you in cancelling the reservation that you have done previously.

USER: Ok.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: That's fine. Thanks for your assistance.

ASSISTANT: Thank you for reaching us, have a great day.