AA 3544 then F9 2530 at Detroit
Chicago O'Hare → Detroit → Orlando
Timetable, Detroit time
15:55AA 3544 from Chicago O'Hare at the gate
12:35F9 2530 to Orlando leaves the gate
20 h 40 apart on the timetable, overnight
F9 2530 leaves 20 h 40 after AA 3544 arrives on the timetable: more than half a day, so not a connection we count.