Parse this person name:

Étienne Durand, 1798-1865, flourished 1816-1830
user
first_name: Étienne
last_name: Durand
middle_names: []
temporal:
- start: 1798
  end: 1865
  type: life_span
- start: 1816
  end: 1830
  type: flourished
titles: []
extra_info: []
assistant