You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you help me in booking a flight ticket from AUS to IAD?

ASSISTANT: Can I have your journey dates?

USER: Jan, 4 and Jan, 6 are my journey dates.

ASSISTANT: Do you need any connection limit?

USER: I would prefer single connection.

ASSISTANT: Are there any other specifications?

USER: No, thank you.

ASSISTANT: May I know your name?

USER: Debra Taylor here.

ASSISTANT: Delta Airlines is providing connecting flight on this route with a ticket fare of 200 and flight departs at 12:00 hours and arrives at 21:00 hours, shall I book your ticket in this flight?

USER: Yes, please book.

ASSISTANT: Your ticket is confirmed in flight 1008.

USER: Thank you.

ASSISTANT: Thank you for choosing us.