Parse this person name:

Lucie Coste, 1393-1450, flourished 1419-1437
user
first_name: Lucie
last_name: Coste
middle_names: []
temporal:
- start: 1393
  end: 1450
  type: life_span
- start: 1419
  end: 1437
  type: flourished
titles: []
extra_info: []
assistant