AA 5250 then WN 3150 at Philadelphia
Atlanta → Philadelphia → Nashville
Timetable, Philadelphia time
14:40AA 5250 from Atlanta at the gate
14:30WN 3150 to Nashville leaves the gate
23 h 50 apart on the timetable, overnight
WN 3150 leaves 23 h 50 after AA 5250 arrives on the timetable: more than half a day, so not a connection we count.