You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to visit the Wynn Las Vegas Casino which is located in Las Vegas, LAS. Can you help me to book a flight ticket?

ASSISTANT: Sure, please share your planned travel dates?

USER: My planned travel dates are Jan 18 and 20.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Please share your boarding point?

USER: I want to board from Houston, HOU.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: Can I have your name please?

USER: Jonathan Lee here.

ASSISTANT: Spirit airlines direct flight 1007 available with fare of 600, shall I confirm this business class flight?

USER: Yes, please make it confirm.

ASSISTANT: Ok, your ticket has been processed.

USER: Thanks for your kind assistance.

ASSISTANT: Thank you for opting us.