Parse this person name:

Roger Jackson, 1797-1845, flourished 1824-1840
user
first_name: Roger
last_name: Jackson
middle_names: []
temporal:
- start: 1797
  end: 1845
  type: life_span
- start: 1824
  end: 1840
  type: flourished
titles: []
extra_info: []
assistant