AA 5585 then AA 1705 at Charlotte
Louisville → Charlotte → Austin
Timetable, Charlotte time
19:21AA 5585 from Louisville at the gate
19:00AA 1705 to Austin leaves the gate
23 h 39 apart on the timetable, overnight
AA 1705 leaves 23 h 39 after AA 5585 arrives on the timetable: more than half a day, so not a connection we count.