AA 4914 then AA 3947 at DFW
Idaho Falls → Dallas-Fort Worth → Houston
Timetable, Dallas-Fort Worth time
17:31AA 4914 from Idaho Falls at the gate
17:26AA 3947 to Houston leaves the gate
23 h 55 apart on the timetable, overnight
AA 3947 leaves 23 h 55 after AA 4914 arrives on the timetable: more than half a day, so not a connection we count.