You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

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

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: My travelling dates are Jan 16th and Jan 18th.

ASSISTANT: Do you have any connection limit preference?

USER: Yes, I need a flight with single connection.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any specific time concern?

USER: No, thank you for asking.

ASSISTANT: Could you help me with your name please?

USER: Linda Turner.

ASSISTANT: As per the intents mentioned, I found a connecting flight with Spirit Airlines and the airfare is about 100. Shall I proceed with flight 1029?

USER: Please proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.