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 AUS to ATL?

ASSISTANT: Sure. Please provide your journey dates.

USER: My travel dates are Feb, 4 and Feb, 6.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need connecting flight.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: May I know your name?

USER: Anna Garcia here.

ASSISTANT: Connecting flight can be booked with Delta airlines for price 100. Shall I book a ticket?

USER: Yes, please proceed.

ASSISTANT: Ticket is booked having flight number 1028.

USER: Thank you.

ASSISTANT: Thank you.