Hi.
user
Hello. How can I help you today?
assistant
Actually I made a earlier reservation to go for a trip with my friends, but heavy work load in office I want to change my reservation.
user
Sure, I am here to help you with that, can I know your good name to proceed further?
assistant
Janet Carter is my name.
user
Sorry to inform you that there is no active reservation on your given name.
assistant
That's ok, thank you.
user
Thank you for reaching us.
assistant