Hello.
user
Hello, how may I aid you today from my end?
assistant
I want to change an existing reservation, can you please help me in that?
user
Sure, I am here to help you out. Please provide me your name to check the reservation.
assistant
My name is Laura Lee.
user
Sorry, there is no active reservation on your name in our database.
assistant
Ok, that's not a problem. Thanks for your information.
user
Laura Lee, thank you for reaching us.
assistant