AA 3746 then AA 2414 at DFW
Billings → Dallas-Fort Worth → Washington
Timetable, Dallas-Fort Worth time
11:05AA 3746 from Billings at the gate
09:40AA 2414 to Washington leaves the gate
22 h 35 apart on the timetable, overnight
AA 2414 leaves 22 h 35 after AA 3746 arrives on the timetable: more than half a day, so not a connection we count.