You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you at present?

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

ASSISTANT: Sure, I am here help you with cancellation.

USER: Ok.

ASSISTANT: May I know your good name?

USER: I am Lisa Wright.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry to say that, there was no reservation found on your name to cancel it.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting our service.