Parse this person name:

Michael Crosby, 1808-1885, flourished 1832-1852
user
first_name: Michael
last_name: Crosby
middle_names: []
temporal:
- start: 1808
  end: 1885
  type: life_span
- start: 1832
  end: 1852
  type: flourished
titles: []
extra_info: []
assistant