Parse this person name:

Cécile Léger, 1736-1811, flourished 1764-1778
user
first_name: Cécile
last_name: Léger
middle_names: []
temporal:
- start: 1736
  end: 1811
  type: life_span
- start: 1764
  end: 1778
  type: flourished
titles: []
extra_info: []
assistant