You can get the “Twin Stick” example if you want WASD movements!
Here is a tutorial serie to get you started:
https://docs.unrealengine.com/latest/INT/Videos/PLZlv_N0_O1gY35ezlSQn1sWOGfh4C7ewO/EFXMW_UEDco/
After that I highly suggest you to look for tutorials and grow your knowledge through learning projects. Small steps by small steps.