You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I want to book a flight ticket from EWR to AUS. Can you help me?

ASSISTANT: Sure, I will assist you with that. Can you please mention your preferable travel dates?

USER: Thank you, my itinerary dates are on Aug 25 and return on Aug 27.

ASSISTANT: May I know your name for further process?

USER: Ok, I am Emily Nelson.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: Yes, I want to depart in the evening time.

ASSISTANT: Do you have any another specifications?

USER: I need a single connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Hawaiian airline flight available with connection limit 1 and fare is 900, shall I confirm this business class flight?

USER: Ok, you can go ahead with the ticket confirmation.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1002.

USER: Thank you for your service.

ASSISTANT: You are welcome Emily Nelson.