Parse this person name:

Kelly Johnson (1223-1300, flourished 1244-1269)
user
first_name: Kelly
last_name: Johnson
middle_names: []
temporal:
- start: 1223
  end: 1300
  type: life_span
- start: 1244
  end: 1269
  type: flourished
titles: []
extra_info: []
assistant