Hi.
user
Hello, how may I assist you?
assistant
Could you please change my existing reservation due to postpone of my exams?
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your good name please?
assistant
My name is David Wilson.
user
Please wait for a while.
assistant
Sure.
user
Thanks for your time, there is no active reservation found in your name.
assistant
Not a problem, thank you for the information.
user
Thank you for choosing us.
assistant