AA 4460 then DL 3157 at Atlanta
New York LaGuardia → Atlanta → New Orleans
Timetable, Atlanta time
14:19AA 4460 from New York LaGuardia at the gate
13:50DL 3157 to New Orleans leaves the gate
23 h 31 apart on the timetable, overnight
DL 3157 leaves 23 h 31 after AA 4460 arrives on the timetable: more than half a day, so not a connection we count.