Parse this person name:

Lauren Smith, 1723-1778, flourished 1751-1769
user
first_name: Lauren
last_name: Smith
middle_names: []
temporal:
- start: 1723
  end: 1778
  type: life_span
- start: 1751
  end: 1769
  type: flourished
titles: []
extra_info: []
assistant