AA 5196 then AA 5040 at Charlotte
Shreveport → Charlotte → Washington National
Timetable, Charlotte time
20:38AA 5196 from Shreveport at the gate
10:20AA 5040 to Washington National leaves the gate
13 h 42 apart on the timetable, overnight
AA 5040 leaves 13 h 42 after AA 5196 arrives on the timetable: more than half a day, so not a connection we count.