AA 2950 then DL 5622 at Boston
Chicago O'Hare → Boston → Richmond
Timetable, Boston time
09:37AA 2950 from Chicago O'Hare at the gate
08:47DL 5622 to Richmond leaves the gate
23 h 10 apart on the timetable, overnight
DL 5622 leaves 23 h 10 after AA 2950 arrives on the timetable: more than half a day, so not a connection we count.