JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/base/jquery-ui.css">


<div id='holder'> </div>

JavaScript

$("#holder").append('<input id="date1" />');
$("#holder").append('<input id="date2" />');


$('#date1').datepicker();
$('#date2').datepicker();

$('#date1').change(function(){
    var date1 = $('#date1').datepicker('getDate');
    var date = new Date( Date.parse( date1 ) ); 
    date.setDate( date.getDate() + 1 );
    
    var newDate = date.toDateString(); 
    newDate = new Date( Date.parse( newDate ) );
    
    $('#date2').datepicker('setDate', newDate );
})