Again, a reason for buying (or replacing, if you're lightening up) the pack last, after your other gear is complete.

Check out tents made by Tarptent.com. Judging from your budget, you're not in the market for cuben fiber tents from zpacks. Others to look at include Six Moon Designs and Lightheart Gear.

The companies who make tents that use trekking poles sell poles for those who don't use trekking poles or, like me, need the trekking poles for getting around while the tent is set up.