Chicken Pot Pie Cups

Name: Chicken Pot Pie Cups
Ingredients: 2 tbsp. butter; 2 carrots, peeled and diced; 2 celery stalks, diced; 1/2 large onion, chopped; 2 tsp. fresh thyme leaves; kosher salt; Freshly ground black pepper; 2 tbsp. all-purpose flour; 2/3 c. chicken broth; 1/2 c. heavy cream; 2 c. diced chicken; 1/2 c. frozen peas; 1/2 c. frozen corn; 1 tube crescent dough