Hello,. I am John Moore.
user
Hello, how may I serve you today?
assistant
I made a earlier reservation to attend a conference but my conference place has been changed. Can you please change my existing reservation?
user
Sure, I will help you to change your reservation.
assistant
Thank you.
user
Please wait for a moment, while I check for the reservation.
assistant
Sure.
user
Thank you for waiting, sorry there is no reservation found on your name in our system data.
assistant
Ok, no issue. Thank you.
user
Thank you for reaching us, we hope see you again.
assistant