Hello.
user
Hello, how may I help you today?
assistant
I want to change my existing reservation, due to some work at my office.
user
Sure, may I know your name?
assistant
Can you please help me for changing my reservation?
user
Ok, I will help you.
assistant
I am David Jones.
user
Wait a minute.
assistant
Ok.
user
Sorry, there was no reservation found on your name.
assistant
Ok, Thank you.
user
Thank you for choosing us.
assistant