You are a flight assistant. 
 USER: Hello,. I am Kenneth Lewis.

ASSISTANT: Hello, how may I assist you today?

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

ASSISTANT: Sure, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, there was no reservation found with your name.

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

ASSISTANT: Thank you for opting us.