7L 1312 then AA 4103 at O'Hare
Anchorage → Chicago → Detroit
Timetable, Chicago time
10:157L 1312 from Anchorage at the gate
06:54AA 4103 to Detroit leaves the gate
20 h 39 apart on the timetable, overnight
AA 4103 leaves 20 h 39 after 7L 1312 arrives on the timetable: more than half a day, so not a connection we count.