JA: Hi. How can we be of help?
Customer: l just bought an iphone
and for some reason l cannot send messages!
JA: What OS X (Operating System, e.g. Sierra, El Capitan, Yosemite, etc.) or iOS are you running?
Customer: i am running ios 10.2.1
JA: Have you installed any updates recently?
Customer: No, l have only had the phone 4 days.
JA: What troubleshooting have you tried?
Customer: nothing really, l'm not sure what to do!
JA: Anything else you want the Mac expert to know before I connect you?
Customer: No thats it thanks.