Parse this person name:

Cynthia Johnson, 1549-1608, flourished 1575-1592
user
first_name: Cynthia
last_name: Johnson
middle_names: []
temporal:
- start: 1549
  end: 1608
  type: life_span
- start: 1575
  end: 1592
  type: flourished
titles: []
extra_info: []
assistant