CZ 435 then AA 6283 at O'Hare
Anchorage → Chicago → Des Moines
Timetable, Chicago time
15:58CZ 435 from Anchorage at the gate
11:54AA 6283 to Des Moines leaves the gate
19 h 56 apart on the timetable, overnight
AA 6283 leaves 19 h 56 after CZ 435 arrives on the timetable: more than half a day, so not a connection we count.