KolkatA: Bidhannagar Police has introduced an app based booking service at Kolkata airport for passengers.On Monday, Deputy Commissioner (headquarters) Amit Javalgi informed that from now on passengers would be able to book a yellow or white and blue no refusal taxi in advance.According to the officials, till Sunday one could only book a taxi by being present in person at the prepaid taxi counter near 3C gate.To make the process more convenient and user-friendly, high ranked police officials came up with the idea of this app. People can now download the app named ‘Bidhannagar Police Prepaid Taxi’ from Google play store.”Following the installation of the app, a person need to register himself by putting information such as name, mobile number, e-mail address on the app. After successful completion of the registration process, one can book a taxi whenever he or she needs to. Payment can be made through net banking, credit or debit cards. There is no need to wait in a queue,” said an official from Bidhannagar Police.Following a booking, one needs to scan a QR code which will be available at a kiosk opposite to 4A-4B gate. After the scanning process, one will get the vehicle registration number on which they have to board. At present, taxis make enter inside the airport terminal through a Radio Frequency Identification Device (RFID) scanner which is installed beside Netaji Subhas Chandra Bose International (NSCBI) Airport traffic guard.The passengers will get the taxi registration number after the taxi goes through the RFID scanner.