Hello.
user
Hello, how may I assist you now?
assistant
I want to change my existing reservation. Can you please help me in that?
user
Yes, may I know your good name?
assistant
Paul Moore here.
user
Please allow me to check with your previous booking.
assistant
Ok.
user
I am very apologetic to inform you this news, but there is no active reservation found by your name in our agency database.
assistant
Ok, no problem. Thank you.
user
Thank you for choosing us.
assistant