You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER:  I want to cancel my reservation as my project got ramp down. Can you help me with that?

ASSISTANT: Sure, I am happy to help you. May I know your good name?

USER: I am David Rodriguez.

ASSISTANT: Sorry, we did not find any active reservation on your name in our records.

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

ASSISTANT: Thank you for contacting us.