The section between Inonu and Pendik (a suburb on the Asian side of Istanbul) was opened by the prime minister on 25 July 2014, with the service between Istanbul (Pendik) and Ankara taking 3.5 hours. The service started with six departures daily in both directions.[3] The line will continue into central Istanbul when the Marmaray project is completed in approximately 2018.[4] Until the high speed line is fully completed, the high speed trains will use conventional line on some parts of the route (between Sapanca and Alifuatpaşa. The line is planned to be completed fully in 2016, and the total budget is expected to reach 8.8 billion TL.[5]