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 help me with that?

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you.

ASSISTANT: Ok, please share me your name.

USER: I am Gregory Carter.

ASSISTANT: Sorry, no reservation found on your name to cancel your reservation.

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

ASSISTANT: Welcome, have a nice day.