In Boston's Back Bay, sit on the sidewalk cafe at Stephanie's on Newbury and take in some "sophisticated comfort food" like steamed New England mussels and sweet potato ravioli.
We hadn't heard of a seafood brasserie before; but our girlfriend Abby swears by Miami's Maison d'Azur in the Astor Hotel. It's a fitting recommendation from her since it emulates the French Riviera nightlife (she lived there years ago and hosted us a couple of times). Guests choose their fare from displays, watch nightly fashion shows featuring local designers (available for purchase in their boutique of course) and the night finishes with belly dancers.
In D.C., we'd go to Brasserie Beck because it'll satisfy the foodie and the beer lover with its Belgian cuisine and extensive beer selection"
In NYC's Theater District, the Barbetta has opened its garden for the season. It's a classic family owed Italian restaurant featured on Sex and the City.