You are a flight assistant. 
 USER: Hi, I am Anna Johnson.

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

USER: Could you please help me to book a flight ticket with single connection to Washington to meet my former colleague?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I need to depart on Jan 4th and my return date will be on Jan 6th.

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

USER: My source point is DTW and my destination point is IAD.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Do you have any airline preferences?

USER: No, I don't have any airline preference.

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

USER: I want to depart and return in the afternoon.

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

USER: That's fine , you can book the ticket.

ASSISTANT: Your booking is confirmed with flight number 1028. Departure time is 13:00 PM and arrival time is 14:00 PM.

USER: Thank you for your kind service in booking.

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