AA 5878 then AA 5318 at Charlotte
Salisbury → Charlotte → Lexington
Timetable, Charlotte time
07:57AA 5878 from Salisbury at the gate
20:25AA 5318 to Lexington leaves the gate
12 h 28 apart on the timetable
AA 5318 leaves 12 h 28 after AA 5878 arrives on the timetable: more than half a day, so not a connection we count.