You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Gregory Smith. I have a reservation with my wife for a vacation, but we cancelled our vacation. I am not sure weather my wife as already cancel the reservation. Can you confirmed the cancel of reservation?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Sorry to inform you there is no reservations found in your name.

USER: Ok, thanks for the information.

ASSISTANT: Thank you, have a nice day.