AA 5477 then K4 221 at O'Hare
Madison → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
08:50AA 5477 from Madison at the gate
21:20K4 221 to Cincinnati Northern Kentucky leaves the gate
12 h 30 apart on the timetable
K4 221 leaves 12 h 30 after AA 5477 arrives on the timetable: more than half a day, so not a connection we count.