PR assistants are ten a penny in Zurich. My friends in PR are getting anxious there are so many Germans coming into PR here as their German language skills (!) often impresses Frau or Herr Schwyzer. The problem is, here isn't Germany and more and more PR agencies are realising the 'one size fits all' mindset ain't working. Unless the agency is based outside of Switzerland, of course...
However, PR
Tüssis Assistants tend to be young or useless media planers seeking a gear change, so get her to highlight her 11+ years of experience and degree. CHF5000 would be optimistic for 70% but she's not 20, and a decent agency will recognise this.
BTW, what's an ugly lump like you doing with a girlfriend?