DL 3725 then DL 972 at LAX
Boise → Los Angeles → New York JFK
Timetable, Los Angeles time
09:10DL 3725 from Boise at the gate
08:25DL 972 to New York JFK leaves the gate
23 h 15 apart on the timetable, overnight
DL 972 leaves 23 h 15 after DL 3725 arrives on the timetable: more than half a day, so not a connection we count.