AA 6078 then DL 5626 at Charlotte
Harrisburg → Charlotte → Boston
Timetable, Charlotte time
10:10AA 6078 from Harrisburg at the gate
09:50DL 5626 to Boston leaves the gate
23 h 40 apart on the timetable, overnight
DL 5626 leaves 23 h 40 after AA 6078 arrives on the timetable: more than half a day, so not a connection we count.