Hi.
user
Hello, how can I assist you?
assistant
 I already have an reservation to attend at my meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation. Can you help me with this?
user
Sure, I will help you. To check the reservation list, May I know your name?
assistant
I am Jessica Lopez.
user
Ok, please wait a moment.
assistant
Ok.
user
Sorry, there is no reservation found on your name.
assistant
Ok, thanks for your information.
user
Thank you for choosing us.
assistant