JSFiddle - React, Tailwind, and code Playground

HTML

<article class="widget-upcoming-events-blog widget-featured widget-recent-blog-posts widget">
    
<ul class="blog-posts content-items">
 
<li class="last">
<article class="content-item blog-post">
  


    <p class="text-field"><span class="name">First City:</span> <span class="value event-city-one">city name</span></p>


    <p class="text-field"><span class="name">First Date:</span> <span class="value event-date">May 2013</span></p>


    <p class="text-field"><span class="name">First Location:</span> <span class="value event-location-one">location</span></p>


    <p class="text-field"><span class="name">Second City:</span> <span class="value event-city-second">second city</span></p>


    <p class="text-field"><span class="name">Second Date:</span> <span class="value event-date">May 2013</span></p>


    <p class="text-field"><span class="name">Second Location:</span> <span class="value event-location-two">second location</span></p>

<p class="link-field link-field-first-ticket-button">
    <span class="name">First Ticket Button:</span>
    <span class="value"><a href="https://" target="_blank">Buy Tickets</a></span>
</p>

<p class="link-field link-field-second-ticket-button">
    <span class="name">Second Ticket Button:</span>
    <span class="value"><a href="https://" target="_blank">Buy Tickets</a></span>
</p>
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</article></li>
</ul>


</article>

JavaScript

$(".widget-upcoming-events-blog li").each( function() {
     var links = $(this).children(".link-field-first-ticket-button").html();
     $(this).children(".link-field-first-ticket-button").html("");
     $(this).children(".event-location-one").append(links);
});