Kejriwal said this to US Ambassador Richard Verma when he called on the Chief Minister at Delhi Secretariat.
In the meeting, where a range of issues figured, Kejriwal termed corruption a "national problem" and said it was taking place at all levels.
Expressing commitment to address various problems facing Delhi, he said people have entrusted a huge responsibility on AAP government and it would do everything possible to meet their expectations.
"It's a huge responsibility as well as an opportunity to change the city. We want to make it one of the best cities in the world. We are looking for ideas and partnership to make it one of the best cities," Kejriwal told Verma.
On corruption, he said, "It's a national problem. It is happening at all the levels. The common man is facing the heat of it the most. During our last regime also it came down remarkably. We are working to get rid of it."
The US Ambassador congratulated Kejriwal on leading AAP to a landslide victory in the Delhi polls and briefed him on the work the US Embassy carries out on social and environmental sectors.
Kejriwal sought the envoy's suggestions on solid waste management, clean energy, traffic, water recycling, river cleaning and pollution.
The issue of women security also figured in the meeting which was also attended by Deputy Chief Minister Manish Sisodia.
Kejriwal also explained to Verma about the anti-graft helpline launched by his government few days ago after the latter wished to know more about it.
The Chief Minister conveyed to the US envoy that his government would be happy to offer any sort of help to the US citizens residing in Delhi.

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