Hello. I am Susan Turner.
user
Hello, how may I serve you now?
assistant
I need to change my recent reservation due to postpone of my exams. Could you please help  me in doing that?
user
Sure, we are here to help you. Please wait a moment.
assistant
Sure.
user
Sorry, there is no reservation found on your name.
assistant
No issues, thank you for your information.
user
Thanks for connecting us, have a great day.
assistant