Hello.
user
Hello, how can I help you?
assistant
I want to change an existing reservation. Can you please help me out?
user
Sure, can I have your name please?
assistant
My name is Jacob Adams.
user
Sorry, there is no reservation found on your name. Want to have any more information please?
assistant
No.
user
OK, thank you and have nice day.
assistant
OK, thank you for your information.
user