AA 4784 then AA 3377 at O'Hare
Cleveland → Chicago → Fargo
Timetable, Chicago time
21:29AA 4784 from Cleveland at the gate
20:29AA 3377 to Fargo leaves the gate
23 h apart on the timetable, overnight
AA 3377 leaves 23 h after AA 4784 arrives on the timetable: more than half a day, so not a connection we count.