1803
“ Delta has received reports of attempts by parties not affiliated with us to fraudulently gather customer information in a number of ways including : fraudulent emails , social media sites , postcards , Gift Card promotional websites claiming to be from Delta Air Lines and letters or prize notifications promising free travel , ” states the Delta Air Lines warning .
 phishing: claiming to be
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 phishing: claiming to be