Hello.
Hello, how may I aid you?
I want to change my existing reservation, can you help me with that?
Sure, I am here to aid you.
Thank you.
Can you please provide your good name?
My name is Robert King.
Ok, please wait for a while.
Sure.
Thank you for waiting, we did not find any reservation on your name.
No problem, thank you for the information.
Thank you for choosing us.