AA 2812 then AA 6238 at DFW
Oklahoma City → Dallas-Fort Worth → Amarillo
Timetable, Dallas-Fort Worth time
20:16AA 2812 from Oklahoma City at the gate
08:25AA 6238 to Amarillo leaves the gate
12 h 09 apart on the timetable, overnight
AA 6238 leaves 12 h 09 after AA 2812 arrives on the timetable: more than half a day, so not a connection we count.