Parse this person name:

Isaac Thomas, 1266-1323, flourished 1284-1295
user
first_name: Isaac
last_name: Thomas
middle_names: []
temporal:
- start: 1266
  end: 1323
  type: life_span
- start: 1284
  end: 1295
  type: flourished
titles: []
extra_info: []
assistant