Hello.
user
Hello. How can I help you out?
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?
user
Sure, I will check the reservation list and let you know.
assistant
Ok.
user
May I have your name please?
assistant
My name is Robert Brown.
user
Ok. Please wait.
assistant
Sure.
user
Thanks for your time. But no reservation is found on your name.
assistant
Ok, not an issue.
user
Thank you for choosing us.
assistant
Thank you for your information.
user