You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Christine Martinez want to attend my sister-in-law's marriage, can you book a ticket within the price of 500?

ASSISTANT: Sure, can you please help me with your journey dates?

USER: Yes, my travel dates are 09/08 and 09/10.

ASSISTANT: May I know your airport codes?

USER: Sure, I would like to travel from EWR to AUS.

ASSISTANT: Thank you for your information. A flight in Frontier airline having flight number 1019 is found based on your given details. Shall I proceed with it?

USER: Yes, proceed.

ASSISTANT: Your, ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.