Parse this person name:

Megan Lewis, 1831-1908, flourished 1847-1868
user
first_name: Megan
last_name: Lewis
middle_names: []
temporal:
- start: 1831
  end: 1908
  type: life_span
- start: 1847
  end: 1868
  type: flourished
titles: []
extra_info: []
assistant