Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE complaints (email_address VARCHAR, phone_number VARCHAR, customer_id VARCHAR); CREATE TABLE customers (email_address VARCHAR, phone_number VARCHAR, customer_id VARCHAR)
### Question:
Find the email and phone number of the customers who have never filed a complaint before.
### Answer:
SELECT email_address, phone_number FROM customers WHERE NOT customer_id IN (SELECT customer_id FROM complaints)