Hi, I am Brandon Turner.
user
Hello, how may I help you?
assistant
I want to change my existing reservation due to postpone of my exams. Can you please help me?
user
Sure, please wait for a while.
assistant
Ok.
user
Sorry, there is no reservation found on your given name.
assistant
Ok, not an issue.
user
Thanks for choosing us.
assistant
Thank you.
user