You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in cancelling my reservation?

ASSISTANT: Sure, we are here to help you. Can I have your name to proceed?

USER: Please check the reservation on the name of Davis Evans.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thank you for your valuable time, unfortunately no reservation found with your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.