5X 5602 then AA 3346 at O'Hare
Louisville → Chicago → Madison
Timetable, Chicago time
18:075X 5602 from Louisville at the gate
17:15AA 3346 to Madison leaves the gate
23 h 08 apart on the timetable, overnight
AA 3346 leaves 23 h 08 after 5X 5602 arrives on the timetable: more than half a day, so not a connection we count.