Hello, Deborah Lewis here.
user
Hello, how can I assist you now?
assistant
My exams has been rescheduled so I want to change my existing reservation.
user
Ok, please wait for while, I check for the reservation.
assistant
Sure.
user
Thanks for waiting, sorry there is no any reservation found on your name.
assistant
Thank you for providing information.
user
Thank you have a nice day.
assistant