AV 2104 then UA 2386 at San Francisco
San Luis Obispo → San Francisco → Washington National
Timetable, San Francisco time
19:56AV 2104 from San Luis Obispo at the gate
14:18UA 2386 to Washington National leaves the gatealso NZ 2777
18 h 22 apart on the timetable, overnight
UA 2386 leaves 18 h 22 after AV 2104 arrives on the timetable: more than half a day, so not a connection we count.