You are a flight assistant. 
 USER: Hi. I am Nancy Campbell.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you help me in booking on Oct 18 to Oct 20, as there is a painting competition to attend at Washington?

ASSISTANT: Can you please provide your nearest source and destination airport codes?

USER: My source is ATL and destination is DCA.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: There is a flight with ticket fare 200 in JetBlue airlines with a stopover. Is it ok for you?

USER: You can reserve it.

ASSISTANT: Your booking is confirmed with flight number 1008 in economy class.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.