AA 5884 then AA 5611 at Philadelphia
Toronto → Philadelphia → Pittsburgh
Timetable, Philadelphia time
17:55AA 5884 from Toronto at the gate
16:31AA 5611 to Pittsburgh leaves the gate
22 h 36 apart on the timetable, overnight
AA 5611 leaves 22 h 36 after AA 5884 arrives on the timetable: more than half a day, so not a connection we count.