It's dinner time!

Ingredients

• 1 (16 ounce) package farfalle (bow tie) pasta
• 1 bunch fresh asparagus, trimmed and cut into 2 inch pieces
• 1 tablespoon olive oil
• 1 small red onion, chopped
• 1 red or green bell pepper, chopped
• 1 (8 ounce) package sliced fresh mushrooms
• 1 pint grape tomatoes, halved
• 1 pound peeled crawfish tails
• ¾ cup herbed vinaigrette salad dressing, or to taste