p5.js: Uncaught TypeError: dialog.createElement is not a function

let msg; 
 
function setup() { 
  noCanvas(); 
  // creating message boxes  
  dialog = select("#dialog"); 
  dialog.createElement('p', 'hello!!!'); 
} 
 
function putMsg(msg) { 
  setup(); 
}

<div id="mike" onclick="putMsg(msg)"> 
  <img src="images/mike.ico" alt="microphone"> 
</div> 
<div id="dialog" class="scroll"> 
</div>