AA 613 then KJ 248 at O'Hare
Washington National → Chicago → Atlanta
Timetable, Chicago time
09:16AA 613 from Washington National at the gate
05:10KJ 248 to Atlanta leaves the gate
19 h 54 apart on the timetable, overnight
KJ 248 leaves 19 h 54 after AA 613 arrives on the timetable: more than half a day, so not a connection we count.