Hello.
user
Hello. How can I aid you?
assistant
I am Kevin King, I want to some changes in my existing reservation. Can help me for that?
user
Sure, I will help you.
assistant
Thank you.
user
Please hold on for a while.
assistant
Sure, I will wait.
user
Sorry, no reservation found with your name to change your reservation.
assistant
That's ok, thank you for checking.
user
Welcome, have a nice day.
assistant