JSFiddle - React, Tailwind, and code Playground

HTML

<form id="booking_form">
    <input class="checkbox" type="checkbox" name="bType[]" id="bType" value="A,200">&nbsp;Type A - USD200<br>
    <input class="checkbox" type="checkbox" name="bType[]" id="bType" value="B,150">&nbsp;Type B - USD150<br>
    <input class="checkbox" type="checkbox" name="bType[]" id="bType" value="C,100">&nbsp;Type C - USD100<br>
    <input type="checkbox" name="bType[]" id="bType" value="D,50">&nbsp;Type D - USD50<br>

</form>

JavaScript

$("input[type=checkbox]").change( function() {
       alert($('.Checkbox:checked').map(function() {return this.value;}).get().join(','));
    }