AA 3815 then AA 716 at O'Hare
Hartford → Chicago → Philadelphia
Timetable, Chicago time
20:15AA 3815 from Hartford at the gate
17:47AA 716 to Philadelphia leaves the gate
21 h 32 apart on the timetable, overnight
AA 716 leaves 21 h 32 after AA 3815 arrives on the timetable: more than half a day, so not a connection we count.