Hi. I am Stephanie Nelson.
user
Hello, may I know how best I can help you today?
assistant
I want to change my existing reservation as my exam dates got rescheduled. Please help me out.
user
Sure, I am perky to help you. Please wait for a while.
assistant
Ok, take your time.
user
Thanks for your time, we did not find any reservation on your name to change.
assistant
That's fine, thanks for the information.
user
Thank you for consulting us.
assistant