Abhibus Services India — bus has not picked me and telling lies after calling

Bus has not picked me and telling lies after calling them

I have booked ticket in kaleswari travels from tirupati to hyderabad with ticket no:abrs67868071 and doj is 20-may-2018 dep time 10.30pm. My complaint is that i called to bus attender which i have received to my mobile and his name giridharreddy giri i have been calling him several times and i informef him i will be late by 15-20 min, i reached second boarding point after 25min (10:55) i called him and he repiled that the bus has already left tirupati, i dont know how the bus has left tirupati even i informed. So please take necessary action on this issue and refund my ticket amount