Hello.
user
Hello, how can I assist you?
assistant
I already had a reservation which is booked in business class, can you help me to change my reservation to economy class?
user
Sure, I am here to help you. Please let me know your good name to proceed further?
assistant
My name is Sarah White.
user
Sorry, we did not find any active reservation on your name in our records.
assistant
Ok, thank you for the information.
user
Thank you for availing us.
assistant