DL 5839 then DL 8862 at Boston
New York LaGuardia → Boston → Green Bay
Timetable, Boston time
23:17DL 5839 from New York LaGuardia at the gate
21:25DL 8862 to Green Bay leaves the gate
22 h 08 apart on the timetable, overnight
DL 8862 leaves 22 h 08 after DL 5839 arrives on the timetable: more than half a day, so not a connection we count.