AA 864 then AA 5869 at Charlotte
Chicago O'Hare → Charlotte → Tri-Cities
Timetable, Charlotte time
19:52AA 864 from Chicago O'Hare at the gate
19:35AA 5869 to Tri-Cities leaves the gate
23 h 43 apart on the timetable, overnight
AA 5869 leaves 23 h 43 after AA 864 arrives on the timetable: more than half a day, so not a connection we count.