PUNE, April 16: The Maharashtra State Road Transport Corporation (MSRTC) has started round-the-clock advance booking service for buses leaving from the Shivajinagar stand from April 12 onwards. Besides, the passengers will now be able to book their journey tickets 15 days in advance.The fortnightly advance booking facility has been made available from all the ST stands in the city, a note issued by the State Transport office said.Apart from this, 38 superfast semi-luxury buses will be deployed on Pune-Nashik route with a frequency of 30 minutes between 5.30 pm to 12.30 am.