Parse this person name:

Nathalie Bertin (1777-1821, flourished 1805-1816)
user
first_name: Nathalie
last_name: Bertin
middle_names: []
temporal:
- start: 1777
  end: 1821
  type: life_span
- start: 1805
  end: 1816
  type: flourished
titles: []
extra_info: []
assistant