Hello. I am Kathleen Roberts.
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
Ok, please wait a moment.
assistant
Sure.
user
Sorry to say, no reservation found with your name.
assistant
No problem, thank you for the information.
user
Thanks for reaching us.
assistant