Hi. I am Brian Collins.
user
Hello, how can I help you?
assistant
Please change my existing reservation.
user
Sure, we are here to help you.
assistant
Thank you.
user
Please wait for a few minutes, I will check the reservation on your name and revert to you.
assistant
Sure.
user
Thank you for your patience, There was no reservation found on your name.
assistant
Ok, No issues. Thank you.
user
Thank you for opting us.
assistant