i am 14 and want to have sex but dont know how to get the girl to want to as well like suduce here..

there is this really hot girl coming over to my neighbors house for a week and we have been talking and she is really hot and we have been talking about sex i got condoms but i just dont know how to get her to want to have sex if she changes her mind we both really like eachother but i just dont know i need help

and dont say dont have sexx i got condoms so imm good.