I need your advice.
I will try your advice.
So, please give me advice.
Therefore, please give me your advice.
You should follow my advice.
I wonder if I could get your advice about that.
I want to consult with you.
You should take my advice.
Even though I wanted to ask for your advice...
I wish I could have asked for your advice...
I have something to discuss with you.
I have something to consult with you about.
I have something I want to consult with you.