AA 1922 then AA 4957 at DFW
Las Vegas → Dallas-Fort Worth → Alexandria
Timetable, Dallas-Fort Worth time
19:06AA 1922 from Las Vegas at the gate
15:34AA 4957 to Alexandria leaves the gate
20 h 28 apart on the timetable, overnight
AA 4957 leaves 20 h 28 after AA 1922 arrives on the timetable: more than half a day, so not a connection we count.