Cancel order

Hey i would like to cancel my son was playing with my phone and accidentally purchased something 

In addition to getting the billing corrected, consider setting up a Purchase Pin on each of your cable boxes/DVRs and in the Stream app and the web portal to prevent this from happening in the future. See https://www.xfinity.com/support/articles/parental-controls-non-x1 and/or https://www.xfinity.com/support/articles/x1-parental-controls-turn-puchase-protection-on-off and/or https://www.xfinity.com/support/articles/x1-manage-tv-settings-online.