customer_id,name,email,city
1,Alice Smith,alice@example.com,New York
2,Bob Jones,bob@example.com,Chicago
3,Carol White,carol@example.com,Seattle
4,Dave Brown,dave@example.com,Boston
5,Eve Davis,eve@example.com,Denver
6,Frank Miller,frank@example.com,Miami
7,Grace Lee,grace@example.com,Austin
8,Hank Wilson,hank@example.com,Portland
9,Iris Taylor,iris@example.com,Dallas
10,Jack Moore,jack@example.com,Atlanta
