drop down list email

<form action="/casinorsvp2.php" id="casino_us" method="post">
     <p align="left" class="label_name">How many are Attending?</p>
    <p align="left" class="input_form"><select name="attendee[]" width="5">
     <option value="1" >1</option>
     <option value="2" >2</option></select></p>
        <p align="left" class="label_name">Company </p>
        <p align="left" class="input_form">
         <input type="text" name="Company" />
         </p>
        <p align="left" class="label_name">Contact </p>
        <p align="left" class="input_form">
         <input type="text" name="Name" />
         </p>
        <p align="left" class="label_name">Email</p>
        <p align="left" class="input_form">
         <input type="text" name="Email" />
         </p>
        <p align="left" class="label_name">Address</p>
        <p align="left" class="input_form">
         <input type="text" name="Address" />
         </p>
        <p align="left" class="label_name">City</p>
        <p align="left" class="input_form">
         <input type="text" name="City" />
         </p>
        <p align="left" class="label_name">State</p>
        <p align="left" class="input_form">
         <input type="text" name="State" />
         </p>
        <p align="left" class="label_name">Zip Code</p>
        <p align="left" class="input_form">
         <input type="text" name="Zip_Code" />
         </p>
        <p align="left" class="label_name">Phone #</p>
        <p align="left" class="input_form">
         <input type="text" name="Phone_Number" />
         </p>
     <p align="left" class="label_name">I would like to enter the event via Flash Seats.</p>
     <p align="left" class="input_form">
     <select name="tickets" width="5">
     <option value="Yes">Yes</option>
     <option value="No">No</option></select></p>
        <p align="left" class="label_name">Select Certification(s) </p>
        <p align="left" class="input_form">
         <label>FBE </label>
         <input type="checkbox" name="ckboxGrp1[]" value="FBE" id="fbeBox" />
         <label>MBE </label>
         <input type="checkbox" name="ckboxGrp1[]" value="MBE" id="mbeBox" />
         <label>SBE </label>
         <input type="checkbox" name="ckboxGrp1[]" value="SBE" id="sbeBox" />
         <label>VA </label>
         <input type="checkbox" name="ckboxGrp1[]" value="VA" id="vaBox" />
         </p>
        <p></p>
        <p></p>
        <!--<p class="label_name">Message</p>
     <p class="input_form" id="textarea">
      <textarea name="Message" rows="5" cols="4" id="message_input"></textarea>
     </p>
     </p>-->
     
        <p align="left" id="submit">
         <input type="submit" value="Send" name="submitButton" class="button" />
         </p>
        </form>

$name = $_POST['Name'];
$email = $_POST['Email'];
$phone = $_POST['Phone_Number'];
$company = $_POST['Company'];
$address = $_POST['Address'];
$city= $_POST['City'];
$state = $_POST['State'];
$zip = $_POST['Zip_Code'];
$yes = $_POST['tickets'];
if (flashseed($yes) == "Yes")
if (isset($_POST['ckboxGrp1']))
{
    $_POST['ckboxGrp1'] = implode(', ', $_POST['ckboxGrp1']);
}
$checkbox = $_POST['ckboxGrp1'];
foreach ($checkbox as $chkbx)
{
    $checkbx .= "$chkbx\n";
}

$number = $_POST['attendee'];
foreach ($number as $num)
{
$ticket .= "$num\n";    
}

$body = <<<EOD
<br><hr><br>
Company: $company <br>
Name: $name <br>
Email: $email <br>
Phone: $phone <br>
Address: $address<br>
City: $city <br>
State: $state <br>
Postal Code: $zip <br>
Tickets: $yes <br>
Number: $ticket <br>
Certification: $checkbx <br>

EOD;