Parse this person name:

Élise Coste (1420-1480, flourished 1435-1457)
user
first_name: Élise
last_name: Coste
middle_names: []
temporal:
- start: 1420
  end: 1480
  type: life_span
- start: 1435
  end: 1457
  type: flourished
titles: []
extra_info: []
assistant