Parse this person name:

Michael Sweeney, 1792-1866, flourished 1821-1847
user
first_name: Michael
last_name: Sweeney
middle_names: []
temporal:
- start: 1792
  end: 1866
  type: life_span
- start: 1821
  end: 1847
  type: flourished
titles: []
extra_info: []
assistant