Parse this person name:

Leslie Montoya (1923-1990, flourished 1938-1963)
user
first_name: Leslie
last_name: Montoya
middle_names: []
temporal:
- start: 1923
  end: 1990
  type: life_span
- start: 1938
  end: 1963
  type: flourished
titles: []
extra_info: []
assistant