AA 3311 then AA 1830 at Charlotte
Detroit → Charlotte → Jacksonville
Timetable, Charlotte time
20:21AA 3311 from Detroit at the gate
20:15AA 1830 to Jacksonville leaves the gate
23 h 54 apart on the timetable, overnight
AA 1830 leaves 23 h 54 after AA 3311 arrives on the timetable: more than half a day, so not a connection we count.