Parse this person name:

William Dickerson (1855-1926, flourished 1874-1888)
user
first_name: William
last_name: Dickerson
middle_names: []
temporal:
- start: 1855
  end: 1926
  type: life_span
- start: 1874
  end: 1888
  type: flourished
titles: []
extra_info: []
assistant