She also told Rahul that 13 lakh people in Delhi had given their signatures to a vow that they wanted Congress and Rahul to lead them.
"People see in you the future... What Delhi does today, other states (of the country) follow tomorrow," she said, underlining the growing demand within the party for the naming of Rahul as the Congress prime ministerial candidate for the Lok Sabha polls next year.
"It would not have taken that long had the command (structure) been single," she said.
The Congress rally was held at Mangolpuri at a ground adjacent to one such colony, which was authorised by the Congress government.
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The unauthorised colonies are considered to be traditional votebanks of Congress.
In January this year, Delhi government had given its in- principle nod for the regularisation of over 200 unauthorised colonies in the national capital to pave the way for their development on a par with the other areas of the city.
"Multiplicity of commands causes complexity and leads to confusion. If there is one command, this problem can be solved.
"I urge Rahul Gandhiji to work for the redressal of the problem," Dikshit said at the rally here.