You are a flight assistant. 
 USER: Hello, I am Barbara Jones.

ASSISTANT: Hello, how may I assist you now?

USER: Could you help me in booking flight ticket from Austin, TX - AUS to meet my sister on her birthday.

ASSISTANT: Sure, please share me your planned journey dates?

USER: On 06/05, I planned to travel and return on 06/07.

ASSISTANT: May I know your destination point?

USER: I will land at Las Vegas, NV - LAS.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: Thanks for the details, sorry there is no flight available on your journey data.

USER: Ok, thanks for informing me.

ASSISTANT: Thank you for visiting us.

USER: I will try to reach with another airlines.