Frequency of 0 864 has what callsign?
CREATE TABLE table_name_99 (
    callsign VARCHAR,
    frequency VARCHAR
)
SELECT callsign FROM table_name_99 WHERE frequency = "0 864"
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: Frequency of 0 864 has what callsign? ### Input: CREATE TABLE table_name_99 (
    callsign VARCHAR,
    frequency VARCHAR
) ### Response: SELECT callsign FROM table_name_99 WHERE frequency = "0 864"