Delhi Congress Chief Arvinder Singh Lovely, senior leader Mukesh Sharma and scores of party workers took part in the march in Gandhi Nagar area.
Asked about her participation in the event, Sharmistha said she has been an active member of the party and would like to participate in similar events.
"I've been in Delhi since my childhood. I'm an active member of Congress, I've a primary membership of the party," she said.
"I am from Bengal. At one point of time, Kolkata was called the load-shedding city of the country. But now, Delhi will be called the load-shedding city.
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"We have been hearing that good days will come. You tell me have the good days come"? she said.
Asking the BJP-led government to address the water and power crises, she also took a dig at AAP saying its government did nothing to ensure power supply during peak summer months.