AA 5277 then AA 6599 at Philadelphia
Memphis → Philadelphia → Trenton
Timetable, Philadelphia time
19:41AA 5277 from Memphis at the gate
18:56AA 6599 to Trenton leaves the gate
23 h 15 apart on the timetable, overnight
AA 6599 leaves 23 h 15 after AA 5277 arrives on the timetable: more than half a day, so not a connection we count.