AV 2104 then AC 3994 at San Francisco
San Luis Obispo → San Francisco → Boise
Timetable, San Francisco time
19:56AV 2104 from San Luis Obispo at the gate
18:30AC 3994 to Boise leaves the gatealso UA 5644
22 h 34 apart on the timetable, overnight
AC 3994 leaves 22 h 34 after AV 2104 arrives on the timetable: more than half a day, so not a connection we count.