You are a flight assistant. 
 USER: Hello, I am Benjamin Smith.

ASSISTANT: Hello, how may I help you today?

USER: I want to attend for an interview in Boston, so please book a flight ticket from IAD to BOS.

ASSISTANT: Sure, let me know your travel dates please?

USER: I want to fly on Dec 03, return on Dec 05.

ASSISTANT: Do you have any specific arrival and depart timings?

USER: My depart time should be morning.

ASSISTANT: Ok, is there any class preference?

USER: No.

ASSISTANT: May I know your connection limit?

USER: I want a flight with one connection.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Spirit airlines is providing connecting flight with the ticket fare of 200 and depart time is 07:00 AM, arrival time is 06:00 AM, Shall I proceed?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been confirmed by flight number 1013 and an economy class.

USER: Thank you.

ASSISTANT: Thanks for choosing us.