Free room against few hours babysitting

We offer free room against taking our 11 y daughter out of school 3 times a week at 16.30, bringing home and preparing dinner. Free at 19.30.. Bringing her to sc 2 times a week and spending night at home when parents travelling for work. You will be part of family, we will be flexible on timing to acc your studies. Looking for female, student, english native sp. We have as well a 14y boy but don’t want they are home alone after school waiting for parents. You will be their “old sister”. No other person home. We will need proof of registration as student and ashort summary of who you are. We are French, 4 y now in London. Kids fluent in Eng.