WN 4699 then DL 991 at LAX
Tucson → Los Angeles → New York JFK
Timetable, Los Angeles time
11:40WN 4699 from Tucson at the gate
11:25DL 991 to New York JFK leaves the gate
23 h 45 apart on the timetable, overnight
DL 991 leaves 23 h 45 after WN 4699 arrives on the timetable: more than half a day, so not a connection we count.