AA 3947 then AA 3680 at DFW
Houston → Dallas-Fort Worth → Tyler
Timetable, Dallas-Fort Worth time
21:35AA 3947 from Houston at the gate
21:30AA 3680 to Tyler leaves the gate
23 h 55 apart on the timetable, overnight
AA 3680 leaves 23 h 55 after AA 3947 arrives on the timetable: more than half a day, so not a connection we count.