AA 6486 then AA 6261 at O'Hare
Detroit → Chicago → Little Rock
Timetable, Chicago time
17:29AA 6486 from Detroit at the gate
13:15AA 6261 to Little Rock leaves the gate
19 h 46 apart on the timetable, overnight
AA 6261 leaves 19 h 46 after AA 6486 arrives on the timetable: more than half a day, so not a connection we count.