You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to attend a get together party with my friends at Chicago, can you please book me a ticket?

ASSISTANT: Sure, we are here to help you. Please provide me your preferable dates to travel.

USER: My preferable dates are from 09/09 to 09/11.

ASSISTANT: Ok, what are your airport codes?

USER: My airport codes are from Phoenix, AZ-PHX to Chicago, IL-ORD.

ASSISTANT: Can I have your name please?

USER: I am Stephanie Carter.

ASSISTANT: Do you need any halt?

USER: Yes, I need a halt.

ASSISTANT: Ok, let me check the availability. Stephanie Carter, we have a flight 1023 in Southwest airline with price 100.

USER: Ok.

ASSISTANT: Shall I proceed>.

USER: Please proceed.

ASSISTANT: Your booking has been done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.