You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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 can help you with that. May I know your good name please?

USER: Myself Michelle Gonzalez.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: There is no active reservation found under your name to do cancellation.

USER: It's ok, thank you.

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