Here are some verses that should help you, prayer is the answer to everything.
Matthew 21:22 And all things, whatsoever ye shall ask in prayer, believing, ye shall receive.
John 14:13 And whatsoever ye shall ask in my name, that will I do, that the Father may be glorified in the Son.
John 14:14 If ye shall ask any thing in my name, I will do it.
John 15:7 If ye abide in me, and my words abide in you, ye shall ask what ye will, and it shall be done unto you.
John 16:23 And in that day ye shall ask me nothing. Verily, verily, I say unto you, Whatsoever ye shall ask the Father in my name, he will give it you.
John 16:24 Hitherto have ye asked nothing in my name: ask, and ye shall receive, that your joy may be full.
John 14:6 Jesus saith unto him, I am the way, the truth, and the life: no man cometh unto the Father, but by me.
Yes, we need to say a "sinners prayer" read the following verses..
Romans 10:9 That if thou shalt confess with thy mouth the Lord Jesus, and shalt believe in thine heart that God hath raised him from the dead, thou shalt be saved.
Romans10:10 For with the heart man believeth unto righteousness; and with the mouth confession is made unto salvation.
Love in Christ,
Nita