CZ 1637 then UA 264 at San Francisco
Philadelphia → San Francisco → San Luis Obispo
Timetable, San Francisco time
19:28CZ 1637 from Philadelphia at the gatealso AA 3079, QF 4594, BA 5439
18:55UA 264 to San Luis Obispo leaves the gatealso LH 9376
23 h 27 apart on the timetable, overnight
UA 264 leaves 23 h 27 after CZ 1637 arrives on the timetable: more than half a day, so not a connection we count.