Update Readme - small descr

README.md

@@ -28,3 +28,33 @@ $ticketService = $travel->getTicketService();
 //Get flights found by our users in the last 48 hours from LED to MOW. Return array consists of thewulf7\travelPayouts\Ticket objects.
 $flights = $ticketService->getLatestPrices('LED', 'MOW', false, 'rub', 'year', 1, 10);
 ```
+
+See [documentation](https://github.com/thewulf7/travel-payouts/wiki/TicketService)
+
+###Flight service
+```php
+$flightService = $travel->getFlightService();
+$flightService
+       ->setIp('127.0.0.1')
+       ->setHost('aviasales.ru')
+       ->setMarker('123')
+       ->addPassenger('adults', 2)
+       ->addSegment('LED', 'MOW', '2016-02-01');
+$searchData    = $flightService->search('ru', 'Y');
+$searchResults = $flightService->getSearchResults($searchData['search_id']);
+```
+
+###Partner service
+```php
+$partnerService = $travel->getPartnerService();
+//get user balance and currency of the balance
+list($balance, $currency) = $partnerService->getBalance();
+```
+
+###Data service
+```php
+$dataService = $travel->getDataService();
+//get all airports in the system
+$airports    = $dataService->getAirports(); 
+```
+