You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: Please help me to book a flight ticket from DCA to ATL.

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I will start on Jan, 30 and return on Feb, 1.

ASSISTANT: Ok, could I have your name please?

USER: Paul Williams here.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No, thanks.

ASSISTANT: The economy class with flight number 1011 of Hawaiian airline is available having fare as 100 and connection as 1, is it ok for you?

USER: Yes, please confirm.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 8:00 hours and the arrival time is 20:00 hours.

USER: Thank you.

ASSISTANT: You are welcome, have a great day.