You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Steven Harris here. Due to a curfew in my visiting place, I want to cancel my reservation.

ASSISTANT: Ok, please wait for a minute. Sorry, there is no previous reservation found on your name to cancel.

USER: That's ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your support.