List the dates of enrollment and completion of the student with family name "Zieme" and personal name "Bernie".
SELECT T1.date_of_enrolment ,  T1.date_of_completion FROM Student_Course_Enrolment AS T1 JOIN Students AS T2 ON T1.student_id  =  T2.student_id WHERE T2.family_name  =  "Zieme" AND T2.personal_name  =  "Bernie"
SELECT T1.date_of_enrolment ,  T1.date_of_completion FROM Student_Course_Enrolment AS T1 JOIN Students AS T2 ON T1.student_id  =  T2.student_id WHERE T2.family_name  =  "Zieme" AND T2.personal_name  =  "Bernie"
[{'date_of_enrolment': '2017-10-10 10:05:03', 'date_of_completion': '2018-03-19 07:34:05'}]