Himachal Road Transport Corporation [HRTC] — inconvenience of passengers

On dated 13/08/2019 my son taken bus no.HP.69-4993 DELHI MANDI FROM Chandigarh bus stand ISBT43 For sundarnagar.Bus started 4.00pm and reahed at 10:15 pm sundernagar.bus taken 6:15 hrs from Chandigarh to sundarnagar.Bus stopped 2-3 dhaba, s and about 1:30 hrs at bilaspur bus stand/ work shop.Which was inconvenient to the passengers and should be taken legal action.