Try using this sample code. Using the Jquery validation plugin and additional methods. This is the working code for my project. Hope this helps you
//jquery validation booking page_x000D_
_x000D_
// Wait for the DOM to be ready_x000D_
$(function() {_x000D_
// Initialize form validation on the registration form._x000D_
// It has the name attribute "registration"_x000D_
$("form[name='book']").validate({_x000D_
//on key up validation_x000D_
onkeyup: function(element) {_x000D_
$(element).valid(); _x000D_
}, _x000D_
// Specify validation rules_x000D_
rules: {_x000D_
// The key name on the left side is the name attribute_x000D_
// of an input field. Validation rules are defined_x000D_
// on the right side_x000D_
fname: {_x000D_
required: true,_x000D_
lettersonly: true_x000D_
},_x000D_
lname:{_x000D_
required: true,_x000D_
lettersonly: true_x000D_
},_x000D_
email: {_x000D_
required: true,_x000D_
// Specify that email should be validated_x000D_
// by the built-in "email" rule_x000D_
email: true_x000D_
},_x000D_
password: {_x000D_
required: true,_x000D_
minlength: 5_x000D_
}_x000D_
},_x000D_
// Specify validation error messages_x000D_
messages: {_x000D_
fname: {_x000D_
required:"Please enter your firstname",_x000D_
lettersonly:"Letters allowed only"_x000D_
},_x000D_
lname: {_x000D_
required:"Please enter your lastname",_x000D_
lettersonly:"Letters allowed only"_x000D_
},_x000D_
email: "Please enter a valid email address"_x000D_
},_x000D_
// Make sure the form is submitted to the destination defined_x000D_
// in the "action" attribute of the form when valid_x000D_
submitHandler: function(form) {_x000D_
form.submit();_x000D_
}_x000D_
});_x000D_
});
_x000D_
.error {_x000D_
color: red;_x000D_
margin-left: 5px;_x000D_
font-size:15px;_x000D_
}
_x000D_
<script src="design/bootstrap-3.3.7-dist/js/jquery.validate.js"></script>_x000D_
<script src="design/bootstrap-3.3.7-dist/js/additional-methods.js"></script>_x000D_
_x000D_
<form name="book" id="book" action="" method="post">_x000D_
_x000D_
<div class="row form-group">_x000D_
<div class="col-md-6 ">_x000D_
<label class="" for="fname">First Name</label>_x000D_
<input type="text" name="fname" id="fname" class="form-control" placeholder="First Name">_x000D_
</div>_x000D_
<div class="col-md-6">_x000D_
<label class="" for="lname">Last Name</label>_x000D_
<input type="text" name="lname" id="lname" class="form-control" placeholder="Last Name">_x000D_
</div>_x000D_
</div>_x000D_
_x000D_
<div class="row form-group">_x000D_
<div class="col-md-6 ">_x000D_
<label class="" for="date">Date</label>_x000D_
<input type="text" id="date" class="form-control datepicker px-2" placeholder="Date of visit">_x000D_
</div>_x000D_
<div class="col-md-6">_x000D_
<label class="" for="email">Email</label>_x000D_
<input type="email" name="email" id="email" class="form-control" placeholder="Email">_x000D_
</div>_x000D_
</div>_x000D_
_x000D_
<div class="row form-group">_x000D_
<div class="col-md-12">_x000D_
<label class="" for="treatment">Service You Want</label>_x000D_
<select name="treatment" id="treatment" class="form-control">_x000D_
<option value="">Hair Cut</option>_x000D_
<option value="">Hair Coloring</option>_x000D_
<option value="">Perms and Curls</option>_x000D_
<option value="">Hair Conditioning</option>_x000D_
<option value="">Manicure</option>_x000D_
<option value="">Pedicure</option>_x000D_
<option value="">Nails Extension</option>_x000D_
<option value="">Nail Design</option>_x000D_
<option value="">Waxing Eyebrows</option>_x000D_
<option value="">Waxing Hands/Legs</option>_x000D_
<option value="">Full Face Waxing</option>_x000D_
<option value="">Full Body/Body Parts Wax</option>_x000D_
</select>_x000D_
</div>_x000D_
</div>_x000D_
_x000D_
<div class="row form-group">_x000D_
<div class="col-md-12">_x000D_
<label class="" for="note">Notes</label>_x000D_
<textarea name="note" id="note" cols="30" rows="5" class="form-control" placeholder="Write your notes or questions here..."></textarea>_x000D_
</div>_x000D_
</div>_x000D_
_x000D_
<div class="row form-group">_x000D_
<div class="col-md-12">_x000D_
<center><input type="submit" value="Book Now" class="btn btn-primary btn-lg"></center>_x000D_
</div>_x000D_
</div>_x000D_
_x000D_
</form>
_x000D_