Hello, I am Kevin Lopez.
user
Hello, how may I assist you?
assistant
 I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation.
user
Ok.
assistant
Can you please help me out in changing my recent reservation?
user
Sure, we are glad to help you. Wait for a moment, I will get back and revert to you.
assistant
OK.
user
Thank you for your valuable time. I have gone through all data, but there is no reservation found on your name.
assistant
OK, no problem.
user
Thank you for choosing us, have a gleeful day.
assistant
Thank you for the information.
user