AA 5831 then AA 5949 at Charlotte
Tri-Cities → Charlotte → Harrisburg
Timetable, Charlotte time
16:41AA 5831 from Tri-Cities at the gate
16:13AA 5949 to Harrisburg leaves the gate
23 h 32 apart on the timetable, overnight
AA 5949 leaves 23 h 32 after AA 5831 arrives on the timetable: more than half a day, so not a connection we count.