Parse this person name:

Alexandre Leconte (1755-1795, flourished 1777-1790)
user
first_name: Alexandre
last_name: Leconte
middle_names: []
temporal:
- start: 1755
  end: 1795
  type: life_span
- start: 1777
  end: 1790
  type: flourished
titles: []
extra_info: []
assistant