AA 1927 then AA 2831 at Charlotte
Las Vegas → Charlotte → Wilmington
Timetable, Charlotte time
18:38AA 1927 from Las Vegas at the gate
18:24AA 2831 to Wilmington leaves the gate
23 h 46 apart on the timetable, overnight
AA 2831 leaves 23 h 46 after AA 1927 arrives on the timetable: more than half a day, so not a connection we count.