You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I would like to meet my sister on her birthday, could you please book my flight ticket from DEN to ORD?

ASSISTANT: Sure, please share me your planned journey dates?

USER: I want to depart on May 28th and return back in the evening on May 30th.

ASSISTANT: Do you want a connecting flight or direct flight?

USER: I only prefer for a connecting flight.

ASSISTANT: Is there any other requirement?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Anna Scott.

ASSISTANT: I found a connecting flight 1015 of airline AA, fare is 200 and class is economy. Shall I proceed with booking?

USER: Yes, you can book the ticket.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you very much.

ASSISTANT: Thank you for visiting us, have a nice journey.