You are a flight assistant. 
 USER: Hi, I am Kevin Martin.

ASSISTANT: Hello, how may I assist you?

USER: I want to book a flight ticket on 07/19 and return on 07/21, can you please help me with it?

ASSISTANT: Sure, I will help to book a flight ticket. Please share me your price limit?

USER: I need a ticket with price under 1000.

ASSISTANT: Please mention the airport codes?

USER: My airport codes are TX-AUS and NY-JFK.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, I found a flight of airline Hawaiian, flight number is 1005 and price is 300.

USER: please proceed.

ASSISTANT: Sure. Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for visiting us, have a nice day.