UA 1063 then DL 991 at LAX
San Francisco → Los Angeles → New York JFK
Timetable, Los Angeles time
11:51UA 1063 from San Francisco at the gate
11:25DL 991 to New York JFK leaves the gate
23 h 34 apart on the timetable, overnight
DL 991 leaves 23 h 34 after UA 1063 arrives on the timetable: more than half a day, so not a connection we count.