Hello how may I help you? what can you do? I am a bot that can help you with your mobile plan issues. I can do things like give you details of the different plans. great, i need to upgrade my plan I can do that! Do you have a specific plan in mind? i want one with free calling Do you need free calling before 7 PM or 24/7 free calling? it must be 24/7 free calling, that's what i need Okay! We offer that. Can you please give me your number so I can get your account information. 555 1212 Thanks! Please provide your security question answer so I can apply changes to your account.