Parse this person name:

Aldo Letta, 1838-1904, flourished 1861-1874
user
first_name: Aldo
last_name: Letta
middle_names: []
temporal:
- start: 1838
  end: 1904
  type: life_span
- start: 1861
  end: 1874
  type: flourished
titles: []
extra_info: []
assistant