My name is David Cuddeback. My email address is <my-first-name> DOT <my-last-name> AT gmail DOT comOr in BNF if you prefer:
email ::= <full-name> "@" <domain>
full-name ::= <first-name> "." <last-name>
first-name ::= "david"
last-name ::= "cuddeback"
domain ::= "gmail.com"