List the names of technicians who have not been assigned to repair machines.
CREATE TABLE technician (
    Name VARCHAR,
    technician_id VARCHAR
)

CREATE TABLE repair_assignment (
    Name VARCHAR,
    technician_id VARCHAR
)
SELECT Name FROM technician WHERE NOT technician_id IN (SELECT technician_id FROM repair_assignment)
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: List the names of technicians who have not been assigned to repair machines. ### Input: CREATE TABLE technician (
    Name VARCHAR,
    technician_id VARCHAR
)

CREATE TABLE repair_assignment (
    Name VARCHAR,
    technician_id VARCHAR
) ### Response: SELECT Name FROM technician WHERE NOT technician_id IN (SELECT technician_id FROM repair_assignment)