Hello, I am Angela Baker.
user
Hello, how may I help you?
assistant
As my schedule of meeting my family doctor got postponed, I want to change my existing reservation. Can you please help me in that?
user
Sure, but I am very sorry to inform you that there are no reservation found on your name. Sorry for the inconvenience.
assistant
Ok, Thank you for your information.
user
Thanks for opting us. Have a good day.
assistant