CREATE TABLE table_11044 ("Outcome" TEXT, "Date" FLOAT, "Tournament" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents" TEXT, "Score" TEXT)

When did Marty Riessen team up with a partner during a match on a carpet surface?
SELECT "Date" FROM table_11044 WHERE "Surface" = 'carpet' AND "Partner" = 'marty riessen'
SELECT "Date" FROM "table_11044" WHERE "Partner" = 'marty riessen' AND "Surface" = 'carpet'