AS 21 then DL 1706 at Seattle
New York JFK → Seattle → Detroit
Timetable, Seattle time
10:23AS 21 from New York JFK at the gate
09:45DL 1706 to Detroit leaves the gate
23 h 22 apart on the timetable, overnight
DL 1706 leaves 23 h 22 after AS 21 arrives on the timetable: more than half a day, so not a connection we count.