Hello.
Hello, how can I aid you today?
I would like to change my existing reservation, can you please help me out?
Sure, I am here to help you. May I know your name please?
My name is Steven Collins.
I found a reservation on your name, may I know your new airport codes please?
My airport codes are DTW to DEN.
Ok, can you please provide your travelling dates?
My planned travel dates are on Jan 15 and Jan 17.
Ok, do you have any specifications?
I prefer an economy class.
Sorry Steven Collins, there are no flights available on your requested dates.
Ok, no issues. Thank you for your information.
Welcome, thank you for choosing us. Have a great day.