Parse this person name:

Elizabeth Whitney (1280-1342, flourished 1299-1329)
user
first_name: Elizabeth
last_name: Whitney
middle_names: []
temporal:
- start: 1280
  end: 1342
  type: life_span
- start: 1299
  end: 1329
  type: flourished
titles: []
extra_info: []
assistant