Parse this person name:

Alicia Garner, 1211-1255, flourished 1239-1250
user
first_name: Alicia
last_name: Garner
middle_names: []
temporal:
- start: 1211
  end: 1255
  type: life_span
- start: 1239
  end: 1250
  type: flourished
titles: []
extra_info: []
assistant