Hello.
user
Hello.
assistant
My name is Betty Clark.
user
In which way I can help you today?
assistant
I want to do some changes in my existing reservation, can you help me for that?
user
Sure, I am mirthful to help you.
assistant
Thank you.
user
Sorry, I didn't find any reservation on your name in our data base.
assistant
That's ok, thank you for checking.
user
Welcome, thank you for choosing us.
assistant
Welcome.
user