Hi.
user
Hello. How can I help you for the day?
assistant
I am planning to travel from DTW to MCO, help me in booking a flight?
user
Sure, I am here to help you with that. May I know your travelling dates, please?
assistant
My travelling dates are Apr 28 to 30.
user
May  know your name please?
assistant
I am Sandra Lopez.
user
Is there any airline preference?
assistant
Yes, I need normal-cost airlines.
user
Do you have any other specifications?
assistant
I want economy class and I will return in afternoon.
user
Sorry to say that, there are no flights found on this route as per your travel dates.
assistant
That's ok, thank you.
user
Thank you for reaching us.
assistant