AA 2261 then DL 5626 at Charlotte
Louisville → Charlotte → Boston
Timetable, Charlotte time
10:07AA 2261 from Louisville at the gate
09:50DL 5626 to Boston leaves the gate
23 h 43 apart on the timetable, overnight
DL 5626 leaves 23 h 43 after AA 2261 arrives on the timetable: more than half a day, so not a connection we count.