Preheat grill or broiler to high. (I broiled)
Brush bell pepper, mushroom, onion, zucchini, and summer squash with 1 tsp. oil.
Grill or broil vegetables for 3 to 5 minutes on each side, or until tender and set aside.
Heat ½ tsp. oil in large nonstick skillet over medium heat.
Place two tortillas in skillet; cook, turning once, for 1 to 2 minutes.
Top each tortilla with 1 tsp. pesto sauce, 1 Tbsp. mozzarella cheese, 1 Tbsp. goat cheese, and ¼ of grilled vegetables.
Fold tortilla in half; cook, for 4 to 5 minutes, turning once, until cheese is melted and tortilla is golden brown.
Repeat with remaining tortillas and ingredients; cook in remaining ½ tsp. oil.