Hello,.
user
Hello, how can I aid you?
assistant
I am Anthony Davis, I want book reserve a ticket from Detroit  to Chicago.
user
Sure, could you please provide your travelling details?
assistant
Yes, my depart day is on Sept 30 and return day is on Oct 2.
user
May I know airport codes?
assistant
And my origin airport is MI - DTW and destination airport is IL - ORD.
user
Sorry, there is no flights found based on your details.
assistant
OK, no problem.
user
Thank you, have a nice day.
assistant
Thank you.
user