Ahmedabad: The city police arrested a father-son duo for allegedly cheating pilgrims by offering a Nepal tour which was later cancelled. Based on a complaint filed by some of the victims, Ghatlodia police in the city arrested the tour organizers Natu Patel and his son Dipak. The duo, who claimed to be running an organisation called Lok Vichar Seva Trust, had put an advertisement in local papers informing that it had organised a religious discourse at Janakpuri, Nepal.