I am now accessing as a :

Government Of Assam Transport Assam State Transport Corporation

Online Ticket Booking

1) Website for online ticketing system of ASTC:-          https://astcbus.in

2) Anroid apps for online ticketing system of ASTC:-    https://play.google.com/store/apps/details?

3) ASTC Ticket Booking Link for Brahmaputra Pushkar Festival "Hop On Hop Off" Bus Service 

(5th to 16th,November, 2019):                         For Booking Click Here

Timing: 7 AM to 5 PM

Helpline Numbers: ​H. Debnath, ASS, City Service-    9864111861
                                     Sasal Seal, SS, City Service-   9101440410

Routes: Sonaram Field, Kamakhya Temple, Dr.Bhupen Hazarika Samadhi Khetra, Balaji Temple, Basistha Temple,Science Museum, Sankardev Kalakhetra, Assam State Zoo & Botanical Garden, Assam State Museum, Planetarium, Umanandaghat