UA 762 then NZ 2159 at San Francisco
Chicago O'Hare → San Francisco → New Orleans
Timetable, San Francisco time
14:42UA 762 from Chicago O'Hare at the gatealso AC 4161, NZ 9337
07:15NZ 2159 to New Orleans leaves the gatealso VA 8476
16 h 33 apart on the timetable, overnight
NZ 2159 leaves 16 h 33 after UA 762 arrives on the timetable: more than half a day, so not a connection we count.