An onward ticket is also known as a flight reservation or dummy ticket. It is a legal document that is mainly used for visa and immigration purposes. A dummy flight ticket is actually a hold ticket for which payment is not made. The dummy air ticket comes with a live PNR, which you can check on the airline's website via Manage My Booking or Manage My Trip.Dummy air tickets provide embassies or consulates with all the information they need to be able to process your visa application and emigration clearance.