query: SELECT first_name ,  last_name FROM Customers WHERE amount_outstanding BETWEEN 1000 AND 3000;
question: Are Listing the first name and last name of customers have amount of outstanding between 1000 and 3000.
query_toks: SELECT first_name , last_name FROM Customers WHERE amount_outstanding BETWEEN 1000 AND 3000 ;
query_toks_no_value: select first_name , last_name from customers where amount_outstanding between value and value
question_toks: Are Listing the first name and last name of customers have amount of outstanding between 1000 and 3000.