Please enter your first name: Tim

Please enter your last name: Timmyson


        Welcome Tim Timmyson!
           Hope all is well

          x       y       z

          0      100     100
          1      101     102
          2      102     104
          3      103     106
          4      104     108


Also I broke your code, do better next time lol:

Please enter your first name: Glornax

Please enter your last name: the Destroyer


        Welcome Glornax the!
           Hope all is well

          x       y       z

          0      100     100
          1      101     102
          2      102     104
          3      103     106
          4      104     108