Parse this person name:

Conny Koch II, 1785-1826, flourished 1808-1821
user
first_name: Conny
last_name: Koch II
middle_names: []
temporal:
- start: 1785
  end: 1826
  type: life_span
- start: 1808
  end: 1821
  type: flourished
titles: []
extra_info: []
assistant