WN 1801 then DL 714 at Atlanta
Denver → Atlanta → Seattle
Timetable, Atlanta time
18:35WN 1801 from Denver at the gate
18:13DL 714 to Seattle leaves the gate
23 h 38 apart on the timetable, overnight
DL 714 leaves 23 h 38 after WN 1801 arrives on the timetable: more than half a day, so not a connection we count.