Dynamic psychotherapy or dialectical behavioral therapy-- which is better for borderline personality disorder?

Clinical dilemma: A 20-year-old female patient, diagnosed as suffering from borderline personality disorder, is referred to your clinic. Her disorder is characterized by unstable personal relationships, impulsivity, suicidal behavior, emotional instability and pan-anxiety. After initiation of pharmacological treatment which you have chosen, you meet with her parents who ask you which is better for their daughter dynamic-analytic psychotherapy or dialectical behavioral therapy.