public OriginateCommand(IEndPointAddress caller, IEndPointAddress destination) {
     _caller = caller;
     _destination = destination;
     _dialplan = "XML";
     _context = "default";
     _callerIdName = string.Empty;
     _callerIdNumber = string.Empty;
     _timeout = 0;
 }
 public OriginateCommand(IEndPointAddress caller, IEndPointAddress destination, string dialplan, string context, string callerIdName, string callerIdNumber, int timeout) {
     _caller = caller;
     _destination = destination;
     _dialplan = dialplan;
     _context = context;
     _callerIdName = callerIdName;
     _callerIdNumber = callerIdNumber;
     _timeout = timeout;
     _channelVariables = new List<EslChannelVariable>();
 }