Hi.
user
Hello, how may I assist you today?
assistant
I am Barbara Carter. My scheduled examination dates have been postponed, So I want to change my existing reservation.
user
Sure, give me a moment.
assistant
Could you help me in changing. Ok.
user
Thank you for being patient. Unfortunately there is no reservation found with your name.
assistant
Ok, no issues. Thank you for your service.
user
Thank you for picking us and have a nice day.
assistant