You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: I am Scott Lewis.

ASSISTANT: Yes Scott, how can I help you?

USER: I have already reserved my ticket, but right now I want to cancel that reservation.

ASSISTANT: So, you want me to cancel your reservation now?

USER: Yes.

ASSISTANT: Sorry, there is no reservation found by your name. Do you want any more information please?

USER: No, thanks. Thank you for all of your valuable information.

ASSISTANT: Thank you and have a nice day.