AA 777 then AA 2312 at DFW
Las Vegas → Dallas-Fort Worth → Tulsa
Timetable, Dallas-Fort Worth time
20:20AA 777 from Las Vegas at the gate
18:11AA 2312 to Tulsa leaves the gate
21 h 51 apart on the timetable, overnight
AA 2312 leaves 21 h 51 after AA 777 arrives on the timetable: more than half a day, so not a connection we count.