List all customer names with orders that are disputed.
Orders that are disputed refer to status = 'Disputed'; the sales representative means employees; names refers to firstName, lastName.
SELECT t3.firstName, t3.lastName FROM orders AS t1 INNER JOIN customers AS t2 ON t1.customerNumber = t2.customerNumber INNER JOIN employees AS t3 ON t2.salesRepEmployeeNumber = t3.employeeNumber WHERE t1.status = 'Disputed'