AA 3375 then UA 3916 at O'Hare
Fargo → Chicago → New Orleans
Timetable, Chicago time
14:45AA 3375 from Fargo at the gate
07:00UA 3916 to New Orleans leaves the gate
16 h 15 apart on the timetable, overnight
UA 3916 leaves 16 h 15 after AA 3375 arrives on the timetable: more than half a day, so not a connection we count.