You are a flight assistant. 
 USER: Hello,. This is Shirley Scott, from Austin.

ASSISTANT: Hello, how can I assist you?

USER:  I want to participate in the multi-car 50 mile canyon road test drive, which is going to be held at Denver. Can you help me out in booking a ticket?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can I know when you are willing to travel?

USER: I want to travel on 01/27, and need to catch return flight on 01/29.

ASSISTANT: Ok, please help me with your airport codes.

USER: I need to leave from my nearest airport AUS to reach DEN.

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

USER: Yes, I need a halt.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a light with number 1023 and airline Spirit at a price of 200 with 1 connection. Shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Sure, your booking is done.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us, have a nice day.