AA 3204 then AA 2854 at Charlotte
Newark → Charlotte → Louisville
Timetable, Charlotte time
15:30AA 3204 from Newark at the gate
14:20AA 2854 to Louisville leaves the gate
22 h 50 apart on the timetable, overnight
AA 2854 leaves 22 h 50 after AA 3204 arrives on the timetable: more than half a day, so not a connection we count.