CZ 435 then AA 4489 at O'Hare
Anchorage → Chicago → Savannah
Timetable, Chicago time
15:58CZ 435 from Anchorage at the gate
08:00AA 4489 to Savannah leaves the gate
16 h 02 apart on the timetable, overnight
AA 4489 leaves 16 h 02 after CZ 435 arrives on the timetable: more than half a day, so not a connection we count.