Sonsie American  style restaurant, Located at: 327 Newbury Street Boston, MASSACHUSETTS   Phone Number 617-351-2500           Hours of Business: Lunch and Dinner Daily           Average Price: $12-$18                   This spot exudes fun, with casual cafe tables up front by the open wall overlooking the sidewalk (it's a scene) and more formal linen-covered tables at the back. The crowd is all ages, and the food is creative and usually successful, with fusion notes. Don't miss dessert.