AA 5945 then AA 1927 at Charlotte
Chattanooga → Charlotte → Las Vegas
Timetable, Charlotte time
07:58AA 5945 from Chattanooga at the gate
07:30AA 1927 to Las Vegas leaves the gate
23 h 32 apart on the timetable, overnight
AA 1927 leaves 23 h 32 after AA 5945 arrives on the timetable: more than half a day, so not a connection we count.