You are a flight assistant. 
 USER: Hello, I am Jack Young.

ASSISTANT: Hello, How can I support you today?

USER:  I got a race to participate So, I would like to go for K1 speed phoenix race track on the place of Phoenix, AZ - PHX. Can you book a flight ticket from Las Vegas, NV - LAS?

ASSISTANT: Sure, we are perky to serve you.

USER: Thank you.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: What are your planned trip dates?

USER: On 12/09, I will start and return on 12/11.

ASSISTANT: How much can you afford for a ticket?

USER: I can afford up to 1000.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for your valuable time, unfortunately we have a direct flight of JetBlue airline.

USER: Ok, I will checkout with another airline. Please do not proceed.

ASSISTANT: Ok, Thank you for reaching us.

USER: Thank you for informing me.