AA 2206 then AA 2443 at Philadelphia
Jacksonville → Philadelphia → Boston
Timetable, Philadelphia time
09:20AA 2206 from Jacksonville at the gate
08:49AA 2443 to Boston leaves the gate
23 h 29 apart on the timetable, overnight
AA 2443 leaves 23 h 29 after AA 2206 arrives on the timetable: more than half a day, so not a connection we count.