Fully vaccinated passengers of the Central Railway's suburban trains here can now book their single journey and season tickets on their mobile phones through the Railways' Unreserved Ticketing System (UTS) app, which has been linked to the state government's Universal Pass, an official said on Tuesday.

The linking of UTS application and Universal Pass will enable passengers to book their tickets seamlessly without any hassle, said Anil Kumar Lahoti, general manager of Central Railway.