AA 3304 then UA 6016 at O'Hare
Miami → Chicago → Green Bay
Timetable, Chicago time
19:55AA 3304 from Miami at the gate
19:52UA 6016 to Green Bay leaves the gate
23 h 57 apart on the timetable, overnight
UA 6016 leaves 23 h 57 after AA 3304 arrives on the timetable: more than half a day, so not a connection we count.