Parse this person name:

Sheila Smith, 1336-1378, flourished 1363-1373
user
first_name: Sheila
last_name: Smith
middle_names: []
temporal:
- start: 1336
  end: 1378
  type: life_span
- start: 1363
  end: 1373
  type: flourished
titles: []
extra_info: []
assistant