DL 8913 then AA 4481 at Atlanta
Nashville → Atlanta → New York LaGuardia
Timetable, Atlanta time
00:06DL 8913 from Nashville at the gate
19:28AA 4481 to New York LaGuardia leaves the gate
19 h 22 apart on the timetable
AA 4481 leaves 19 h 22 after DL 8913 arrives on the timetable: more than half a day, so not a connection we count.