AV 2105 then UA 2391 at San Francisco
Reno → San Francisco → Cincinnati
Timetable, San Francisco time
20:06AV 2105 from Reno at the gate
12:15UA 2391 to Cincinnati leaves the gatealso NZ 2853
16 h 09 apart on the timetable, overnight
UA 2391 leaves 16 h 09 after AV 2105 arrives on the timetable: more than half a day, so not a connection we count.