AA 5878 then AA 5903 at Charlotte
Salisbury → Charlotte → Mobile
Timetable, Charlotte time
10:40AA 5878 from Salisbury at the gate
08:51AA 5903 to Mobile leaves the gate
22 h 11 apart on the timetable, overnight
AA 5903 leaves 22 h 11 after AA 5878 arrives on the timetable: more than half a day, so not a connection we count.