what is the U.S. senate when the year is after 2002 and the party is working families?
CREATE TABLE "statewide_tickets_on_which_spitzer_has_r" (
  "year" real,
  "party" text,
  "governor" text,
  "lieutenant_governor" text,
  "comptroller" text,
  "attorney_general" text,
  "u_s_senate" text
);
SELECT "u_s_senate" FROM "statewide_tickets_on_which_spitzer_has_r" WHERE "year">2002 AND "party"='working families';