AA 6486 then AA 2305 at O'Hare
Detroit → Chicago → Washington National
Timetable, Chicago time
17:29AA 6486 from Detroit at the gate
12:59AA 2305 to Washington National leaves the gate
19 h 30 apart on the timetable, overnight
AA 2305 leaves 19 h 30 after AA 6486 arrives on the timetable: more than half a day, so not a connection we count.