AA 6283 then BR 647 at O'Hare
Des Moines → Chicago → Anchorage
Timetable, Chicago time
15:44AA 6283 from Des Moines at the gate
09:35BR 647 to Anchorage leaves the gate
17 h 51 apart on the timetable, overnight
BR 647 leaves 17 h 51 after AA 6283 arrives on the timetable: more than half a day, so not a connection we count.