JSFiddle - React, Tailwind, and code Playground

HTML

Check - in: <input type="text" id="checkInDate" />
<br />
Check - out: <input type="text" id="checkOutDate" />
<br />
<div id="label"></div>

JavaScript

$(function() {
            $("#checkInDate").datepicker({
                dateFormat: "mm/dd/yy",
                minDate: 0,
                onSelect: function(dateText, inst) {
                    var d = $.datepicker.parseDate(inst.settings.dateFormat, dateText);
                    d.setDate(d.getDate() + 1);
                    $("#checkOutDate").val($.datepicker.formatDate(inst.settings.dateFormat, d));
 
                },
            }).datepicker("setDate", new Date());
 
 
            $("#checkOutDate").datepicker({
                dateFormat: "mm/dd/yy",
                minDate: 0
            }).datepicker("setDate", +1);
        });