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 employees (phone_number VARCHAR, salary INTEGER)
### Question:
what is the phone number of employees whose salary is in the range of 8000 and 12000?
### Answer:
SELECT phone_number FROM employees WHERE salary BETWEEN 8000 AND 12000