RequestContactConversation.php

<?php

namespace App\Botman\Conversation;

use BotMan\BotMan\Messages\Conversations\Conversation;
use BotMan\BotMan\Messages\Attachments\Contact;

use BotMan\Drivers\Telegram\Extensions\Keyboard;
use BotMan\Drivers\Telegram\Extensions\KeyboardButton;

class RequestContactConversation extends Conversation
{
    protected $phone;

    public function askPhone()
    {
        $this->askForContact(
            'Press button to send your phone number 👇',
            function (Contact $contact) {
                $this->say(__('Your phone '.$contact->phone));
            },
            null,
            Keyboard::create()
                ->type(Keyboard::TYPE_KEYBOARD)
                ->oneTimeKeyboard()
                ->resizeKeyboard()
                ->addRow(KeyboardButton::create('Send phone')->requestContact())
                ->toArray()
        );
    }

    public function run()
    {
        // This will be called immediately
        $this->askPhone();
    }

}

Thank you for sharing this! I have been trying to figure out how to create a keyboard for so long.