External su pair for 2017/2018 school year

We are looking for and English native speaker external au pair, to take care of two girls of 9 and 6 years old. We will need it for the next course from 16/17h to 19'30/20h Monday to Thursday. Activities will include to pick them up from school, take them home, and -above all- speak and play with them in English. Very valuable if you also know french. Price to be agreed with nanny.