Hello.
user
Hello. In what way can I help you out?
assistant
I need to change an existing reservation. Can you please help me in that?
user
Ok. Please help me with your name to check the reservation.
assistant
My name is Debra Nelson.
user
Thanks for your name. No reservation found with your name.
assistant
That's not a problem. Thanks for your information.
user
Thank you for availing us.
assistant