AA 1696 then AA 603 at O'Hare
Atlanta → Chicago → Washington National
Timetable, Chicago time
17:13AA 1696 from Atlanta at the gate
16:51AA 603 to Washington National leaves the gate
23 h 38 apart on the timetable, overnight
AA 603 leaves 23 h 38 after AA 1696 arrives on the timetable: more than half a day, so not a connection we count.