Hello.
user
Hello, how may I aid you today?
assistant
I am Karen Nelson. I want to change my existing reservation due to postpone of my exams.
user
Sure, I am here to help you. Please wait.
assistant
Sure.
user
Thanks for your time, there is no active reservation found in your name to change.
assistant
No worries, thank you for the information.
user
Thank you for reaching us.
assistant