Hi. I am Brandon Edwards.
user
Hello, how may I serve you at this moment?
assistant
I want to change my existing reservation due to postpone of my exams, so can you please help me with this?
user
Sure, we are here to help you.
assistant
Thank you.
user
Please wait for a while.
assistant
Sure, I will wait.
user
Sorry no reservation has been found with your name.
assistant
Not an issue, thanks for checking.
user
Thank you for opting us.
assistant