CZ 435 then AA 2984 at O'Hare
Anchorage → Chicago → Miami
Timetable, Chicago time
15:58CZ 435 from Anchorage at the gate
05:00AA 2984 to Miami leaves the gate
13 h 02 apart on the timetable, overnight
AA 2984 leaves 13 h 02 after CZ 435 arrives on the timetable: more than half a day, so not a connection we count.