Hello, I am George Martin.
user
Hello, how may I assist you?
assistant
I want to change my existing reservation due to postponed of my exam date. Can you please help me with this?
user
Sure, I will help you.
assistant
Thank you.
user
Please wait a moment, I will check the reservation list and get back to you.
assistant
Sure.
user
Sorry George Martin, there is no active reservation on your name.
assistant
No problem, thanks for your information.
user
Thank you so much for choosing us.
assistant