AA 3818 then AA 1288 at DFW
El Paso → Dallas-Fort Worth → Puerto Vallarta
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
13:13AA 1288 to Puerto Vallarta leaves the gate
21 h 28 apart on the timetable, overnight
AA 1288 leaves 21 h 28 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.