Hello
i'm to make a vacations script calculator

<div id="content">
<form class="form-container">
<input class="emri" type="text" placeholder="Name">
<input class="mbiemri" type="text" placeholder="Last Name">
<input class="Vendosni-Datelindjen" type="text" placeholder="Birthday">
<select class="drop-down-select">
<option selected="selected" value="Select Zone">Select Zone</option>
<option value="Zone A">Zone A</option>
<option value="Zone B">Zone B</option>
</select>

<select class="drop-down-select">
<option selected="selected" value="Nr of persons">Nr of persons</option>
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
</select>

Start
<input type="date" value="" />

Finish
<input type="date" value="" />

HERE TO SHOW TOTAL PRICE

</form> 

<a target="_blank" title="Contact Us On WhatsApp" href="https://api.whatsapp.com/send?phone=123456789&text=HERE TO COPY ALL MY INPUT VAULE AND TO PASTE ALL TO WHATSAPP MESSENGER"> <i class="fa fa-fw fa-whatsapp" style="color:#fff"></i> <button class="button compose-btn-send" > SEND TO WHATSAPP </button> </a>

</div><!--- Content----->

1-9 Days for zone A the price is 4 1-9 Days for zone B the price is 15
10-15 Days for zone A the price is 5 10-15 Days for zone B the price is 15
10-15 Days for zone A the price is 7 10-15 Days for zone B the price is 21

I want to make it with javascript and Ajax any bady help me.