AA 2206 then AA 5110 at Philadelphia
Jacksonville → Philadelphia → Nashville
Timetable, Philadelphia time
09:20AA 2206 from Jacksonville at the gate
08:35AA 5110 to Nashville leaves the gate
23 h 15 apart on the timetable, overnight
AA 5110 leaves 23 h 15 after AA 2206 arrives on the timetable: more than half a day, so not a connection we count.