Projected Curves, is it possible to extend?

Hello, someone can help me with my problem?

Im doing the audi R8 tutorial in Solidworks, but i have a problem, because i make a projected curve with two sketches, but the result it's not that i want, can you see and try to help, and explain me how to do ? I'm sorry for my poor english..

Thank you very much

SolidworksSketching