You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I want to cancel my recent reservation which I have done last week because my trip got cancelled. Please help me out with that.

ASSISTANT: Sure, I am happy to help you with that. Can I have your good name to check your reservation status?

USER: Thank you and myself Scott White.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry Scott White, no reservation has found under your name to cancel.

USER: It's ok, thank you for your help.

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