Hello. I am Carol Lee.
user
Hello, how may I assist you for today?
assistant
I have to change my ticket booking, can you help me?
user
Sure, I will help you that.
assistant
Thank you.
user
Sorry Lee, there is no reservations under your name in our database.
assistant
Ok, no issues with that one, thanks for your search and information.
user
Ok, most welcome.
assistant