10 days job in july

I am looking for a native english speaker to stay for 10 days in July with my kids. I have 3 daughters aged 10, 8 and 6. I am looking for a friendly and cheerfull person who likes to spend time in the country side and specially likes kids. The work would be for 10 days in July, where you would stay in our country side house (in Portugal) with the girls, so they improve their English.
We will travel together from Madrid to portugal
 If you are interested please send me an email........