Hello how may I help you? I want to manage my phone setting. Sure. What did you have in mind. can you add Daniel with phone number 439-345-2349 to my contact book. Checking. Daniel has been added to your contact. thank you. can you show me what is the jack's phone number from los angeles? Checking 369987845 can you change the number to 369-422-5234 and erase the old phone number . Number changed thank you for your help. Glad to be of service.