Parse this person name:

Leon Smith, 1830-1880, flourished 1846-1859
user
first_name: Leon
last_name: Smith
middle_names: []
temporal:
- start: 1830
  end: 1880
  type: life_span
- start: 1846
  end: 1859
  type: flourished
titles: []
extra_info: []
assistant