CHANDIGARH: The UK is sending 12 more charter flights to India in the second round between April 13 to 20 to take back its nationals from Amritsar, New Delhi, Mumbai, Goa, Chennai, Hyderabad, Kochi , Bengaluru, Ahmedabad and Kolkata.Direct flights from Amritsar’s Shri Guru Ramdas International Airport to London would take off on April 13, 17 and 19. In the first round, there were no flights from Amritsar to London and many UK passengers stranded in Punjab , like UK MP Tanmanjeet Singh Dhesi, had demanded flights from Amritsar.Flight for London from Kolkata airport would leave on April 19 via New Delhi international airport. There are two direct flights from Goa to London on April 14 and 16. Though, the third flight from Goa would leave for London via Mumbai on April 18. Charter flights from Ahmedabad to London would take off on April 13 and 15.Another flight from Hyderabad to London via Ahmedabad would leave on April 17. UK nationals can board the flight on April 20 from Chennai to London via Bengaluru. Similarly, the flight from Trivandrum to London via Kochi is scheduled to take off on April 15.Jan Thompson, acting British high commissioner to India, on Friday, advised all British nationals and their direct dependents who wish to return to UK to book flights immediately by visiting the portal. Passengers have been advised not to call the high commission directly for reserving seats. Thomson, however, said that small number of passengers who fall in the vulnerable groups would receive a call from the high commission about flights. Guidance about how to travel to airports would be sent on e-mail to the passengers once their booking is confirmed. Passengers have been advised to provide their exact address from where they need to be picked up from unless they are asked to meet at a muster point.Thomson also advised UK travelers to check the validity of Indian Visa and in case it has or is due to expire, they will have to apply online for an extension at E-FRRO.In the first round, UK had announced seven charter flights to India to fly back UK nationals from New Delhi, Mumbai and Goa airports between April 8 to 12. The decision was taken after the UK high commission noticed that there were around 35,000 British nationals stranded in various parts of India but just over 20,000 had conveyed their willingness to return to the UK at the earliest.