Hello.
user
Hello. How may I guide you?
assistant
I want to change my existing reservation, as my exams have postponed suddenly. Can you please help me with this?
user
Sure, can I know your name?
assistant
I am Virginia Edwards.
user
I am sorry to inform you that there are no reservations with your name.
assistant
Ok, no problem.
user
Thank you, have a good day.
assistant
Thank you for your information.
user