What should i ask my mid-wife to do to help get things going?

i am 39 weeks tomorrow i have been to the hospital 2 times because of pains everywhere ( Back, pelvis, thighs, sides of my stomach, and in my vag) and irregular contractions. they are strong just not regular. last friday i was 4cm and she was sitting right on my cervix and i was thinned out. i just dont kno what i should ask them to do. because i kno my body and i kno she is ready to come out im just not having concistent contractions so they wouldnt keep me last week. this is my first baby i am only 19 and need some advice on what to ask them to do to help get things started. please help me out all moms out there??? :)