Parse this person name:

Alan Miller, 1835-1875, flourished 1860-1870
user
first_name: Alan
last_name: Miller
middle_names: []
temporal:
- start: 1835
  end: 1875
  type: life_span
- start: 1860
  end: 1870
  type: flourished
titles: []
extra_info: []
assistant