AA 2649 then AA 4095 at DFW
Las Vegas → Dallas-Fort Worth → Billings
Timetable, Dallas-Fort Worth time
10:53AA 2649 from Las Vegas at the gate
10:47AA 4095 to Billings leaves the gate
23 h 54 apart on the timetable, overnight
AA 4095 leaves 23 h 54 after AA 2649 arrives on the timetable: more than half a day, so not a connection we count.