Honda — Worst car average feeling cheated

Respected sir/mam,
We have purchased your Honda amaze car No-UP 80 FR 5424 on 29 November 2020.car is on my wife name garima sir car is not giving the average as per expectations even it is far below it is giving the average of only 11 sir I know average is depend on so many parameters driving skills and road conditions but sir my 2 services has been completed in each service I have raised the same issue about the car average but after the second service average has fallen drastically before the service it was giving the average of 13-14 in the city but now it has fallen up to 11. Sir we had so many expectations from honda thats why we choose honda this is the first car of our family we are seriously feeling cheated kindly take the matter seriously and do the needful
Regards
Pawan pathak
&
Garima kushwaha
Agra
Contact number-[protected]