Parse this person name:

Scott Johnson, 1455-1503, flourished 1473-1485
user
first_name: Scott
last_name: Johnson
middle_names: []
temporal:
- start: 1455
  end: 1503
  type: life_span
- start: 1473
  end: 1485
  type: flourished
titles: []
extra_info: []
assistant