AA 5277 then AA 955 at Philadelphia
Memphis → Philadelphia → Miami
Timetable, Philadelphia time
19:41AA 5277 from Memphis at the gate
19:37AA 955 to Miami leaves the gate
23 h 56 apart on the timetable, overnight
AA 955 leaves 23 h 56 after AA 5277 arrives on the timetable: more than half a day, so not a connection we count.