first_name,last_name,phone_number,email,date_birth (yyyy-mm-dd)
alamin,jwel1,,jwel.cse@gmail.com,1988-11-30
alamin2,jwel2,+8801720000001,jwel2.cse@gmail.com,1988-12-01
alamin3,jwel3,+8801720000002,jwel3.cse@gmail.com,1988-12-02
alamin4,jwel4,+8801720000003,jwel4.cse@gmail.com,1988-12-03
alamin5,jwel5,+8801720000004,jwel5.cse@gmail.com,1988-12-04
alamin6,jwel6,+8801720000005,jwel6.cse@gmail.com,1988-12-05
alamin7,jwel7,,jwel7.cse@gmail.com,1988-12-06
