AA 1927 then AA 5174 at Charlotte
Las Vegas → Charlotte → Dayton
Timetable, Charlotte time
18:38AA 1927 from Las Vegas at the gate
18:24AA 5174 to Dayton leaves the gate
23 h 46 apart on the timetable, overnight
AA 5174 leaves 23 h 46 after AA 1927 arrives on the timetable: more than half a day, so not a connection we count.