Parse this person name:

Isabelle Grenier (1271-1330, flourished 1294-1322)
user
first_name: Isabelle
last_name: Grenier
middle_names: []
temporal:
- start: 1271
  end: 1330
  type: life_span
- start: 1294
  end: 1322
  type: flourished
titles: []
extra_info: []
assistant