Y8 7451 then AA 2984 at O'Hare
Anchorage → Chicago → Miami
Timetable, Chicago time
05:50Y8 7451 from Anchorage at the gate
05:00AA 2984 to Miami leaves the gate
23 h 10 apart on the timetable, overnight
AA 2984 leaves 23 h 10 after Y8 7451 arrives on the timetable: more than half a day, so not a connection we count.