CREATE TABLE table_72666 ("Year" FLOAT, "Dates" TEXT, "Champion" TEXT, "Country" TEXT, "Score" TEXT, "To par" TEXT, "Margin of victory" TEXT, "Purse  (  US$  ) " FLOAT, "Winners share" FLOAT)

At what date is the score 66-72-64-65=267?
SELECT "Dates" FROM table_72666 WHERE "Score" = '66-72-64-65=267'
SELECT "Dates" FROM "table_72666" WHERE "Score" = '66-72-64-65=267'