You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may i guide you?

USER: My name is Justin Lewis.

ASSISTANT: Ok.

USER: I just want to cancel my recent reservation.

ASSISTANT: Sure, hold on for a moment.

USER: Ok.

ASSISTANT: I'm sorry Justin, there are no reservations with your name. Thank you, have a good day.

USER: That's fine, thank you for your help.