CZ 435 then AA 4919 at O'Hare
Anchorage → Chicago → Milwaukee
Timetable, Chicago time
15:58CZ 435 from Anchorage at the gate
10:05AA 4919 to Milwaukee leaves the gate
18 h 07 apart on the timetable, overnight
AA 4919 leaves 18 h 07 after CZ 435 arrives on the timetable: more than half a day, so not a connection we count.