What is the transfer window with n/a as the Transfer fee, free agent for the Moving to, and Joe Sagar as the name?
CREATE TABLE "out" (
  "nat" text,
  "name" text,
  "moving_to" text,
  "type" text,
  "transfer_window" text,
  "transfer_fee" text
);
SELECT "transfer_window" FROM "out" WHERE "transfer_fee"='n/a' AND "moving_to"='free agent' AND "name"='joe sagar';