Mumbai, August 5 (IANS) Actress Aishwarya Rai Bachchan, Abhishek Bachchan and their daughter Aaradhya Bachchan won hearts with their warm gesture as they returned to Mumbai from their trip to the United States. The mother-daughter duo was spotted at the Mumbai airport on Tuesday night along with Abhishek Bachchan. As they exited the terminal, Aishwarya and Aaradhya greeted the airport staff with folded hands and a respectful "Namaste". Talking about Aishwarya Rai Bachchan and Abhishek Bachchan, the couple tied the knot on April 20, 2007, in an intimate yet star-studded ceremony at the Bachchan residence in Mumbai. The couple welcomed their daughter, Aaradhya Bachchan, on November 16, 2011.