从表单中检索的Ajax序列化数据中设置JSON数据

This is my html form:

这是我的html表单:

<form role="form" id="booking" class="form-horizontal" action="booking.json" method="POST">
                <div class="form-group">
                    <label for="destination">Destination:</label>
                    <select id="destination" name="destination" class="form-control" title="Select your Destination...">
                        <option value="Dominican Republic">dominican</option>
                        <option value="Miami, Florida">miami</option>
                        <option value="Las Vegas, Nevada">vegas</option>
                    </select>
                </div>
                <div class="form-group">
                    <label for="quantity">Nights:</label>
                    <input type="number" id="quantity" name="quantity" value="1">
                </div>

                <div class="form-group">
                    <button type="submit" class="btn btn-default text-uppercase">Book Trip</button>
                </div>
                <div class="form-submitted" style="display: none">
                </div>
            </form>
<form rol