Parse this person name:

Crystal Sloan, 1252-1325, flourished 1275-1294
user
first_name: Crystal
last_name: Sloan
middle_names: []
temporal:
- start: 1252
  end: 1325
  type: life_span
- start: 1275
  end: 1294
  type: flourished
titles: []
extra_info: []
assistant