CA 8443 then UA 1620 at O'Hare
Anchorage → Chicago → Miami
Timetable, Chicago time
16:59CA 8443 from Anchorage at the gate
10:43UA 1620 to Miami leaves the gate
17 h 44 apart on the timetable, overnight
UA 1620 leaves 17 h 44 after CA 8443 arrives on the timetable: more than half a day, so not a connection we count.