Parse this person name:

Sam Poncelet, 1504-1544, flourished 1534-1539
user
first_name: Sam
last_name: Poncelet
middle_names: []
temporal:
- start: 1504
  end: 1544
  type: life_span
- start: 1534
  end: 1539
  type: flourished
titles: []
extra_info: []
assistant