AA 2148 then AA 6001 at Charlotte
Chicago O'Hare → Charlotte → Greenville
Timetable, Charlotte time
21:52AA 2148 from Chicago O'Hare at the gate
21:47AA 6001 to Greenville leaves the gate
23 h 55 apart on the timetable, overnight
AA 6001 leaves 23 h 55 after AA 2148 arrives on the timetable: more than half a day, so not a connection we count.