Parse this person name:

Xavier Langlois (1775-1818, flourished 1796-1813)
user
first_name: Xavier
last_name: Langlois
middle_names: []
temporal:
- start: 1775
  end: 1818
  type: life_span
- start: 1796
  end: 1813
  type: flourished
titles: []
extra_info: []
assistant