Hello.
user
Hello, how may I aid you for the day?
assistant
Joseph Campbell here. I was made a reservation earlier in this week. But I want to change my reservation. Can you please help me for booking the flight ticket? Can you please change my reservation?
user
Can you please wait for a moment.
assistant
Ok, I will wait.
user
I am very sorry to inform you, there is no reservation found by your name.
assistant
Thanks for the information.
user
Thank you for consulting with us.
assistant