AA 4197 then AA 1803 at Charlotte
Northwest Arkansas → Charlotte → Wilmington
Timetable, Charlotte time
08:21AA 4197 from Northwest Arkansas at the gate
20:45AA 1803 to Wilmington leaves the gate
12 h 24 apart on the timetable
AA 1803 leaves 12 h 24 after AA 4197 arrives on the timetable: more than half a day, so not a connection we count.