How to get attribues from XML in c# : i am getting output xml format in that can able to access appointment-nbr, but i am not able to eqid.How can i get slot-start,slot-end,eqid.

     > <appointment-nbr>494</appointment-nbr> <slot
     > slot-start="2018-07-16T12:31:00" slot-end="2018-07-16T13:00:00" />
     > <appointment requires-xray="false" /> <container eqid="ASWU2705080" />


    This is my code

    foreach (XmlNode node in appointmentsresponce){
    XmlElement flightEle = (XmlElement)node;
    XmlNodeList appointmentnbr = flightEle.GetElementsByTagName("appointment-nbr");
    XmlNodeList containerNodeList = flightEle.GetElementsByTagName("container");
    }