Hello.
user
Hello, how can I aid you today?
assistant
I made a earlier reservation to attend a conference, due to some security issues it got postponed. Can you please help me to change my reservation?
user
Sure, I am here to help you.
assistant
Thnak you.
user
There is no reservation found with your name. May I know your name?
assistant
Sure, my name is Pamela Lopez. Can you please recheck with my name?
user
Sure, hold on a moment. I will check the reservation on your name.
assistant
Sure.
user
There is no reservation found with Pamela Lopez.
assistant
Ok, not  an issue. Thank you for checking.
user
Thank you for choosing us.
assistant