7L 1312 then AA 6345 at O'Hare
Anchorage → Chicago → Lexington
Timetable, Chicago time
10:157L 1312 from Anchorage at the gate
08:06AA 6345 to Lexington leaves the gate
21 h 51 apart on the timetable, overnight
AA 6345 leaves 21 h 51 after 7L 1312 arrives on the timetable: more than half a day, so not a connection we count.