Declare String Variables help me please

Tell us what’s happening:

Help how do you do this I have tried 50 times and I cant get anywhere what do you do?
Your code so far

// Example

// Only change code below this line

var firstName = "Pie";
var lastName = "Posterpo";

Your browser information:

Your Browser User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36.

Link to the challenge:

You need to re-read the challenges instructions and do exactly as it describes. You have created two string variables and assigned them values, but you did not use the same variables names as the instructions requested.

Ok so I just forgot to add my in front of it got it