AS 2152 then DL 3959 at Seattle
Pullman → Seattle → Boise
Timetable, Seattle time
12:57AS 2152 from Pullman at the gate
12:50DL 3959 to Boise leaves the gate
23 h 53 apart on the timetable, overnight
DL 3959 leaves 23 h 53 after AS 2152 arrives on the timetable: more than half a day, so not a connection we count.