Show the first names and last names of all the guests that have apartment bookings with status code "Confirmed".
create table apartment_bookings (guest_id varchar, booking_status_code varchar, PRIMARY KEY (guest_id)); create table guests (guest_first_name varchar, guest_last_name varchar, guest_id varchar, PRIMARY KEY (guest_first_name))
select t2.guest_first_name, t2.guest_last_name from apartment_bookings as t1 join guests as t2 on t1.guest_id = t2.guest_id where t1.booking_status_code = "confirmed"