I would like to cancel my plan and see if I could get a refund for services I haven’t used

Hi I started a plan with you all today under the hopes of being able to finance a new phone.How ever I was not told till after I already paid 125$ to start the plan that I would not be able to finance anything.if I could cancel the plan and get a refund that would be nice if not I totally understand.i haven’t received anything because my appointment for my technician isn’t till next Saturday 

I am unaware of how this works so I will leave my name and email address and phone number below 

[Edited: "Personal Information"]