Delhi Transport Department — not issued ticket

On 02 sep 19 (Time 22:10) i traveled with my wife on the bus (Dl 1pc 9317) from dwaraka sector 1 to manglapuri bus terminal which hardly 2 km from where get into the bus. As i am unaware of charges the bus conductor charged rs 10/- per person ie. Rs 20/- total, and not given any ticket. I asked him two three times to the ticket and he denied to give the ticket.