AA 4933 then CX 81 at O'Hare
Des Moines → Chicago → Anchorage
Timetable, Chicago time
15:39AA 4933 from Des Moines at the gate
15:30CX 81 to Anchorage leaves the gate
23 h 51 apart on the timetable, overnight
CX 81 leaves 23 h 51 after AA 4933 arrives on the timetable: more than half a day, so not a connection we count.