DL 2269 then DL 5875 at Boston
Atlanta → Boston → Pittsburgh
Timetable, Boston time
23:14DL 2269 from Atlanta at the gate
15:00DL 5875 to Pittsburgh leaves the gate
15 h 46 apart on the timetable, overnight
DL 5875 leaves 15 h 46 after DL 2269 arrives on the timetable: more than half a day, so not a connection we count.