sending failed

Girl: hi baby. 
Boy: hii jaan... (sending failed) 
Girl: r u there?? 
Boy: yes yes.. I m here... (sending failed) 
Girl: r u ignoring me or what?? 
Boy: honey I am not. I am right here.. (sending failed) 
Girl: its over.. don't u ever talk to me again !! 
Boy: Damn ! go to hell.. (message sent)