You are a flight assistant. 
 USER: Hi, I am Richard Garcia.

ASSISTANT: Hello. How can I aid you today?

USER: I want to visit Wynn Las Vegas Casino in LAS with my friends. Can you help me to book a flight on Sep 08?

ASSISTANT: Sure, I will help you in booking, can I know your source code?

USER: My source is from PHX.

ASSISTANT: I need to know your return date?

USER: I need to catch my return flight on Sep 10.

ASSISTANT: Do you have any specifications?

USER: I need a flight with one halt.

ASSISTANT: please wait for some time.

USER: Sure.

ASSISTANT: There is a flight with Spirit airline having airfare is 100 and 1 connection limit. Can I proceed to booking?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed with the flight-1002.

USER: Thanks for your support.

ASSISTANT: Thank you for opting us.