Hello how may I help you? Can you help with with changing my phone plan? Sure. We offer many plans. What is your account number? 123987 Okay I see you have the 18 cents per minute plan. We have one plan for unlimited calls that is $10 more per month. One for unlimited calls, texts, and data from$25 more a month yes i would like to upgrade to free 24/7 calling Okay that plan is $10 more a month. It would cost you $25 per month Ok, that's fine. Okay I have signed you for that plan. great. thanks! Have a great day!