Hey guys is it possible if somebody can show me how to solve this question?

Find the flux of the vector field F(x,y,z)=e^(-y)i - yj + xsinzk across sigma with outward orientation where sigma is the portion of the elliptic cylinder r(u,v)=2cosvi +sinvj+uk with 0<=u<=5, 0<=v<=2pi.

Thanks!