AA 1922 then AA 1848 at DFW
Las Vegas → Dallas-Fort Worth → Houston
Timetable, Dallas-Fort Worth time
19:06AA 1922 from Las Vegas at the gate
16:40AA 1848 to Houston leaves the gate
21 h 34 apart on the timetable, overnight
AA 1848 leaves 21 h 34 after AA 1922 arrives on the timetable: more than half a day, so not a connection we count.