AA 5277 then AA 5487 at Philadelphia
Memphis → Philadelphia → Dayton
Timetable, Philadelphia time
19:41AA 5277 from Memphis at the gate
19:06AA 5487 to Dayton leaves the gate
23 h 25 apart on the timetable, overnight
AA 5487 leaves 23 h 25 after AA 5277 arrives on the timetable: more than half a day, so not a connection we count.