UA 2445 then DL 972 at LAX
Newark → Los Angeles → New York JFK
Timetable, Los Angeles time
10:39UA 2445 from Newark at the gate
08:25DL 972 to New York JFK leaves the gate
21 h 46 apart on the timetable, overnight
DL 972 leaves 21 h 46 after UA 2445 arrives on the timetable: more than half a day, so not a connection we count.