I think you want are interested to catch the target easily without making any effort. She has respect for you, that doesnot mean that you are going to exploit her for sex. You have to mention your age and details background so that your position can b understand in a better way. You have lot of opportunities to involve in physical and emotional relationship with others apart from family members.
It has been observed that people like you exploit the girls in their early teem age and these girls are facing severe psychological consequences in the forthcoming days of their life. The trauma is such a type that change their way of life and sometimes it attract others to exploit further. Don’t take the concept in porn movies into real life. There is sharp distinction in real and virtual life. In case this will come to notice of your family and neighborhood then it would be a awkward situation for you and her.
Suppose she approach you for sex then its your duty to counsel her about its consequences and motivate her to do something that would help her to stay apart from sex with you. These are the basic role of family members at the time requirement. You have to control your desire and dream inside you and try to focus on others. If you are confident and high level desire for sex then you will get chances. Wait for the moment and enjoy the moment with consensus not by exploiting.