UA 2434 then DL 972 at LAX
Newark → Los Angeles → New York JFK
Timetable, Los Angeles time
09:16UA 2434 from Newark at the gate
08:25DL 972 to New York JFK leaves the gate
23 h 09 apart on the timetable, overnight
DL 972 leaves 23 h 09 after UA 2434 arrives on the timetable: more than half a day, so not a connection we count.