AA 1335 then DL 5630 at Charlotte
Pittsburgh → Charlotte → Boston
Timetable, Charlotte time
19:24AA 1335 from Pittsburgh at the gate
14:37DL 5630 to Boston leaves the gate
19 h 13 apart on the timetable, overnight
DL 5630 leaves 19 h 13 after AA 1335 arrives on the timetable: more than half a day, so not a connection we count.