Hello,.
user
Hello, how can I assist you?
assistant
I would like to change an existing reservation.
user
OK, I will help you. May I know your good name?
assistant
My good name is Samantha Walker.
user
Please wait, I will check and get back to you.
assistant
OK, I will wait.
user
Thanks for waiting, there is no reservation on your name.
assistant
OK, not a problem. Thank you.
user
Thanks to connecting with us, have a nice day.
assistant