AA 4003 then AA 6238 at DFW
Chihuahua → Dallas-Fort Worth → Amarillo
Timetable, Dallas-Fort Worth time
19:51AA 4003 from Chihuahua at the gate
08:25AA 6238 to Amarillo leaves the gate
12 h 34 apart on the timetable, overnight
AA 6238 leaves 12 h 34 after AA 4003 arrives on the timetable: more than half a day, so not a connection we count.