Parse this person name:

Jackson Thomas, 1778-1830, flourished 1800-1818
user
first_name: Jackson
last_name: Thomas
middle_names: []
temporal:
- start: 1778
  end: 1830
  type: life_span
- start: 1800
  end: 1818
  type: flourished
titles: []
extra_info: []
assistant