I HAVE BEEN WATCHING FARES FOR OUR MAY TRIP. I WANTED DIRECT FLIGHTS SO NORTHWEST WAS MY ONLY OPTION (FLYING OUT OF MEMPHIS). THEY WEREN'T GOING DOWN SO I PAID $209.00 A TICKET. NOW THEY ARE $306.00 A TICKET. IS THIS NORMAL OR WILL THEY GO DOWN AGAIN? I HAVE NEVER PAID OVER $200.00.