email_body: Hey, Eric!
  What's up?
  I've talked to Khan and he said that you were in San Francisco.
  I hope everything is okay.
  Just write when you have time.
  Will you be able to go to Adnan's wedding?
  Unfortunately, I won't be able to.
  Just send him my regards when you see him.
  Cliff
  
subject_line: Hi!
  