Parse this person name:

Georges Joubert (1820-1868, flourished 1848-1863)
user
first_name: Georges
last_name: Joubert
middle_names: []
temporal:
- start: 1820
  end: 1868
  type: life_span
- start: 1848
  end: 1863
  type: flourished
titles: []
extra_info: []
assistant