Parse this person name:

Benjamin Francis, 1270-1350, flourished 1296-1324
user
first_name: Benjamin
last_name: Francis
middle_names: []
temporal:
- start: 1270
  end: 1350
  type: life_span
- start: 1296
  end: 1324
  type: flourished
titles: []
extra_info: []
assistant