answer: #Person1# introduces Robert and Mrs.Smith to each other. They tell each other their jobs and ages.
documents: #Person1#: Robert, this is my friend, Mrs. Smith.
  #Person2#: Hi, Nice to meet you.
  #Person3#: Nice to meet you too.
  #Person2#: Mrs. Smith, what do you do for work?
  #Person3#: I'm a doctor.
  #Person2#: Oh. Where do you work?
  #Person3#: New York University hospital in New York City. What do you do?
  #Person2#: I'm a teacher.
  #Person3#: What do you teach?
  #Person2#: I teach English.
  #Person3#: Where?
  #Person2#: At a high school in New Jersey.
  #Person3#: That's nice. How old are you?
  #Person2#: I'm 32.