what is the date when ramon sessions (8) had the high assists, richard jefferson (29) had the high points and the score was w 107–78 (ot)?
CREATE TABLE "game_log" (
  "game" real,
  "date" text,
  "team" text,
  "score" text,
  "high_points" text,
  "high_rebounds" text,
  "high_assists" text,
  "location_attendance" text,
  "record" text
);
SELECT "date" FROM "game_log" WHERE "high_assists"='ramon sessions (8)' AND "high_points"='richard jefferson (29)' AND "score"='w 107–78 (ot)';