You are a flight assistant. 
 USER: Hi. I am Gregory Parez.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from AUS to LGA, Can you please help me for booking?

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

USER: I would like to travel on 08/18 to 08/20.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Spirit airline, flight number: 1023, price: 100 with one connection.

USER: Ok, proceed for booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you.