Parse this person name:

Isabelle Gauthier, 1821-1870, flourished 1836-1852
user
first_name: Isabelle
last_name: Gauthier
middle_names: []
temporal:
- start: 1821
  end: 1870
  type: life_span
- start: 1836
  end: 1852
  type: flourished
titles: []
extra_info: []
assistant