Taxi price from West bus station to railway Huaihua Nan, South

Hello,

I Shall come back from Fenghuang to West bus station, If I understand well prevoius post. Than, I have to continue travel by train from Nan Station to Shanghai. How much is the taxi for this relation, because I read in previous answers, the taxi price is per person. Its new for me, and I would like to have right answer. Thanks in advance