bill charge

xinfinity is the worst service, i am a new customer for this 2 month and i got out of cuntry and i got charged 1000 for 10 days. i ask them i am a new customer and need to wavie it, i dnt have the amout to pay. at this time i cant not change my phone number  not even the service, if i dnt pay they will messed up with my credit and i ask for help to wavie it because i dnt have that amout to pay.i want stay with this service but i hate how rude they are. all i need is to helo me out with the amout that i will be charged 50 dollar for 10 days that i stay outside of USA. 

i need help😩😩😩😩😩😩