Need advise....urgently .........

Dear All,

I wanna knw how and which tax will be applicable in the below senario.....

I have a supplier in Delhi Say ABC & Co.

and i also have a customer in Delhi say XYZ & Co.

 nd i m located in Mumbai..

Movement of goods will be from ABC & Co to XYZ & Co. ie withen the state of Delhi.

M/s ABC will raise invoice on me nd I will raise invoice on XYZ&co.

Can anyone help me taxation structure on same ..

Note: i M registered dealer in maharashtra.