Hi.
user
Hello, how may I aid you?
assistant
I am Paul Wilson. I want to change my existing reservation due to postpone of my exams, so can you please help me with this?
user
Sure, I am here to help you.
assistant
Thank you.
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 reaching us.
assistant