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

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'