Hello how may I help you? need help with my phone plan can you help Sure! What do you need help with? need to upgrade my plan to an unlimited voice Can you please give me your last name and phone number so that I can pull up your current plan? Smith, 333-333-3333 Thank you for that. I am pulling up your current plan now. ok how much will this cost me It looks like you can add Unlimited Voice to your current plan for an extra $10 a month. please add this for me There you go! Your plan is now updated.