You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a flight ticket from JFK to IAD?

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

USER: Aug, 15 and Aug, 17 are my journey dates.

ASSISTANT: May I know your connection limit?

USER: I would prefer single connection.

ASSISTANT: Do you need any other preference?

USER: No, thanks.

ASSISTANT: Can I know your name please?

USER: Emma Scott here.

ASSISTANT: American Airlines is providing connecting flight with the ticket fare of 100 and depart time is 19:00 hours, arrival time is 22:00 hours. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed by flight number 1004 and an economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.