AA 2856 then AA 2872 at DFW
Spokane → Dallas-Fort Worth → Sioux Falls
Timetable, Dallas-Fort Worth time
18:40AA 2856 from Spokane at the gate
10:17AA 2872 to Sioux Falls leaves the gate
15 h 37 apart on the timetable, overnight
AA 2872 leaves 15 h 37 after AA 2856 arrives on the timetable: more than half a day, so not a connection we count.