Parse this person name:

Thomas Garnier, 1390-1444, flourished 1420-1439
user
first_name: Thomas
last_name: Garnier
middle_names: []
temporal:
- start: 1390
  end: 1444
  type: life_span
- start: 1420
  end: 1439
  type: flourished
titles: []
extra_info: []
assistant