send json data from ExpressJS to html

i'm new with expressJS i try to send json data from expressjs app to html

this is my js file :

app.get('/findAccount', function (req, res) {
   // Prepare output in JSON format
   var data = getClient(req.query['cin']);
   res.send(data);

})

this is my HTML views :

    <form class="form-group" method="GET" action="http://localhost:3030/findAccount">

    CIN : <input class="form-control"  id="cin" type = "text" name = "cin" placeholder="AB123456">  <br>


    <button id="button">Search</button>


    </form>
    <div id="client_detail">
    </div>
    <script>
      $('#button').on('click',function(){
        $.ajax({
          type :'GET',
          url:'http://localhost:3030/findAccount'
          dataType: 'application/json; charset=utf-8',
          success : function(data){
            $('#client_detail').html('<h1>Info Client:</h1>');

              $('#liste').append('<h3>Address : '+data.address_owner+'</h3>');
              $('#liste').append('<p>Nom : '+data.FirstName+'</p>');
              $('#liste').append('<p>Prénom : '+data.LastName+'</p>');
              $('#liste').append('<p>CIN : '+data.cin+'</p>');
              $('#liste').append('<p>Telephone : '+data.tel+'</p>');
              $('#liste').append('<p>Addresse : '+data.Addr+'</p>');

          }
        })
      });
    </script>

i want when the user click in search the result appear on client_detail div in the same page of the form

via ABDELLAH AYOUB HAMIDI