AA 2856 then AA 3388 at DFW
Spokane → Dallas-Fort Worth → Amarillo
Timetable, Dallas-Fort Worth time
18:40AA 2856 from Spokane at the gate
11:03AA 3388 to Amarillo leaves the gate
16 h 23 apart on the timetable, overnight
AA 3388 leaves 16 h 23 after AA 2856 arrives on the timetable: more than half a day, so not a connection we count.