title: curl: (6) Could not resolve host: —-header
body: <p>This is my Command and i'm using Mac os,</p>
  
  <pre><code>curl -X POST \
  -u "{username}":"{password}" —-header "Content-Type:application/json" --data "{\"input\": {\"text\": \"Turn on the lights\"}, \"context\": {\"conversation_id\": \"1b7b67c0-90ed-45dc-8508-9488bc483d5b\", \"system\": {"dialog_stack":[{"dialog_node":"root"}], \"dialog_turn_counter\": 1, \"dialog_request_counter\": 1}}}" "https://gateway.watsonplatform.net/conversation/api/v1/workspaces/25dfa8a0-0263-471b-8980-317e68c30488/message?version=2016-09-20"
  </code></pre>
  
  <p>When i apply this the error log is,</p>
  
  <pre><code>curl: (6) Could not resolve host: —-header
  curl: (6) Could not resolve host: Content-Type
  {"error":"Unsupported Media Type"}
  </code></pre>
  
  <p>Please help me to solve this issue.</p>
  
  <p>Thanks in advance... </p>