Hello.
user
Hello, how can I assist 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. Can you help me?
user
Sure, may I know your good name?
assistant
Janet Baker here.
user
Sorry to say that, no reservation was found with your good name.
assistant
No problem, Thanks for the valuable information.
user
Thank you for reaching us.
assistant