Dialogflow constructor
Implementation
const Dialogflow(
{@required this.token,
this.version = "20170712",
this.timezone = "America/New_York",
this.sessionId = "12345",
this.language = "en"});
const Dialogflow(
{@required this.token,
this.version = "20170712",
this.timezone = "America/New_York",
this.sessionId = "12345",
this.language = "en"});