Hello.
user
Hello, how may I guide you?
assistant
Due to sudden change in the dates of summit which was going to be held in the place, I want to do some changes in my existing reservation, can you please help me?
user
Sure, can I know your name?
assistant
I am Thomas Moore.
user
I'm sorry Thomas, there are no reservations with your name.
assistant
Ok, thank you for providing your information.
user
Thank you, have a good day.
assistant
Thank you.
user