Hello. I am Nancy Clark.
Hello, how may I help you today?
I am planning to visit Millennium Park at Chicago, could you please help  me with booking a flight ticket from SEA to ORD?
Sure, may I know your travelling dates?
I would like to depart on Dec 30th and return on Jan 1st.
May I know your class?
I am comfortable with any class. And make sure that my depart time is afternoon.
Sure, wait a minute.
Sure, take your time.
There are no flights available.
Ok, not an issue. Anyways, thank you for the information.
Thank you for reaching us.