多分できていない

Travel info / Condition of carriage for passengers and baggage in air transportation Travel Service, a.s. and SmartWings. / Booking/Reservation

When the booking process is finished, you will be given your electronic confirmation with your booking number, which you must always print out. In exchange for this booking number and on presentation of your identity card at the check-in desk, you will receive a boarding card for your flight.

本来なら、”予約完了”とかの表示になるはず。これが戻ったのだからエラーでしょう。