7L 1312 then AA 4492 at O'Hare
Anchorage → Chicago → Louisville
Timetable, Chicago time
10:157L 1312 from Anchorage at the gate
06:59AA 4492 to Louisville leaves the gatealso UA 5951
20 h 44 apart on the timetable, overnight
AA 4492 leaves 20 h 44 after 7L 1312 arrives on the timetable: more than half a day, so not a connection we count.