Parse this person name:

Christel Hauffer, 1400-1455, flourished 1422-1450
user
first_name: Christel
last_name: Hauffer
middle_names: []
temporal:
- start: 1400
  end: 1455
  type: life_span
- start: 1422
  end: 1450
  type: flourished
titles: []
extra_info: []
assistant