game JavaScript

// Check if the user is ready to play!
confirm("I am ready to play");
var age=prompt("What's your age");
if (age<13){
 console.log("You are small for programming");
}
else {
 console.log("You are ready to programm");
}
 console.log("You are at a Justin Bieber concert, and you hear this lyric 'Lace my shoes off, start racing.'")
 console.log("Suddenly, Bieber stops and says, 'Who wants to race me?'")
 var userAnswer=prompt("Do you want race Bieber on stage")
 if (userAnswer === "yes"){
    console.log("You and Bieber start racing. It's neck and neck! You win by a shoelace!");
 }
 else {
    console.log("Oh no! Bieber shakes his head and sings 'I set a pace, so I can race without pacing.'");
 }
 var feedback = prompt("Please, rate my game out of 10");
    if (feedback > 8) {
    console.log("Thank you! We should race at the next concert!");
    }
    else {
    console.log("I'll keep practicing coding and racing");
 }