AA 5878 then AA 2776 at Charlotte
Salisbury → Charlotte → Boston
Timetable, Charlotte time
10:40AA 5878 from Salisbury at the gate
08:55AA 2776 to Boston leaves the gate
22 h 15 apart on the timetable, overnight
AA 2776 leaves 22 h 15 after AA 5878 arrives on the timetable: more than half a day, so not a connection we count.