WN 1644 then DL 972 at LAX
Denver → Los Angeles → New York JFK
Timetable, Los Angeles time
10:50WN 1644 from Denver at the gate
08:25DL 972 to New York JFK leaves the gate
21 h 35 apart on the timetable, overnight
DL 972 leaves 21 h 35 after WN 1644 arrives on the timetable: more than half a day, so not a connection we count.