You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Michelle Lopez. Me and my friends planned to go for a vacation to AUS. Can you please aid me for booking from LAX?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My planned dates are 18 and 20 on the month of April.

ASSISTANT: Do you need a connecting flight?

USER: I need a stopover.

ASSISTANT: May I know your specific timings of your journey?

USER: My depart time is evening and arrival time is afternoon.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I found an economy class ticket in Frontier airlines with fare 200 and it has single connection. Can I book your ticket?

USER: Ok, please proceed for booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1003.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.