Add 2 tablespoons oil to skillet; add onions, bell peppers and garlic. Cook 8 to 10 minutes, stirring occasionally, until vegetables are tender. Stir in paprika and flour; cook and stir 1 minute. Add tomato paste; cook and stir 1 minute. Stir in chicken broth, remaining 3/4 teaspoon salt and remaining 1/4 teaspoon pepper; heat to boiling. Reduce heat to low; simmer 3 to 5 minutes or until thickened. Remove from heat; stir in cream cheese and sour cream.