AA 1520 then AA 9976 at Philadelphia
Houston → Philadelphia → Albany (New York)
Timetable, Philadelphia time
11:32AA 1520 from Houston at the gate
10:46AA 9976 to Albany (New York) leaves the gate
23 h 14 apart on the timetable, overnight
AA 9976 leaves 23 h 14 after AA 1520 arrives on the timetable: more than half a day, so not a connection we count.