AA 5585 then AA 3037 at Charlotte
Louisville → Charlotte → Baltimore
Timetable, Charlotte time
19:21AA 5585 from Louisville at the gate
16:46AA 3037 to Baltimore leaves the gate
21 h 25 apart on the timetable, overnight
AA 3037 leaves 21 h 25 after AA 5585 arrives on the timetable: more than half a day, so not a connection we count.