Parse this person name:

Margot Leconte (1939-2000, flourished 1954-1974)
user
first_name: Margot
last_name: Leconte
middle_names: []
temporal:
- start: 1939
  end: 2000
  type: life_span
- start: 1954
  end: 1974
  type: flourished
titles: []
extra_info: []
assistant