7L 1312 then AA 2345 at O'Hare
Anchorage → Chicago → Washington National
Timetable, Chicago time
10:157L 1312 from Anchorage at the gate
07:54AA 2345 to Washington National leaves the gate
21 h 39 apart on the timetable, overnight
AA 2345 leaves 21 h 39 after 7L 1312 arrives on the timetable: more than half a day, so not a connection we count.