There are two good choices in your $1000 budget:

Bikes Direct Motobecane 8V Deluxe for $549.00

Lifestyle Bikes | URBAN | MOTOBECANE | BISTRO 8V DELUXE | BikeShopWarehouse.com | Just in.

Papillonaire Classic 8 Speed - Standard $699.00, with custom upgrades - $839.00

Buy Vintage Bikes Online | Papillionaire Bicycles Vintage Bicycles By Papillionaire

All within your budget, including free shipping. They are very nice commuter bikes built to last a lifetime.