You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I want to cancel my recent reservation because of some personal work. Can you please help me out?

ASSISTANT: Sure, I am here to help you. Can you please let me know your name?

USER: Thank you, my name is Laura Thompson.

ASSISTANT: Sorry, no reservation found on your name.

USER: Ok, no problem. Thank you for your information.

ASSISTANT: Thank you for choosing us, have a nice day.