AA 2595 then WN 3150 at Philadelphia
San Diego → Philadelphia → Nashville
Timetable, Philadelphia time
20:17AA 2595 from San Diego at the gate
14:30WN 3150 to Nashville leaves the gate
18 h 13 apart on the timetable, overnight
WN 3150 leaves 18 h 13 after AA 2595 arrives on the timetable: more than half a day, so not a connection we count.