AA 3818 then AA 6223 at DFW
El Paso → Dallas-Fort Worth → Idaho Falls
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
10:50AA 6223 to Idaho Falls leaves the gate
19 h 05 apart on the timetable, overnight
AA 6223 leaves 19 h 05 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.