What is the transfer window of the player moving to Panionios?
CREATE TABLE table_58968 (
    "Nat." text,
    "Name" text,
    "Moving to" text,
    "Type" text,
    "Transfer window" text
)
SELECT "Transfer window" FROM table_58968 WHERE "Moving to" = 'panionios'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the transfer window of the player moving to Panionios? ### Input: CREATE TABLE table_58968 (
    "Nat." text,
    "Name" text,
    "Moving to" text,
    "Type" text,
    "Transfer window" text
) ### Response: SELECT "Transfer window" FROM table_58968 WHERE "Moving to" = 'panionios'