AA 1696 then AA 3635 at O'Hare
Atlanta → Chicago → La Crosse
Timetable, Chicago time
17:13AA 1696 from Atlanta at the gate
16:50AA 3635 to La Crosse leaves the gate
23 h 37 apart on the timetable, overnight
AA 3635 leaves 23 h 37 after AA 1696 arrives on the timetable: more than half a day, so not a connection we count.