AA 392 then UA 3916 at O'Hare
San Antonio → Chicago → New Orleans
Timetable, Chicago time
10:30AA 392 from San Antonio at the gate
07:00UA 3916 to New Orleans leaves the gate
20 h 30 apart on the timetable, overnight
UA 3916 leaves 20 h 30 after AA 392 arrives on the timetable: more than half a day, so not a connection we count.