You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Joseph Clark. I want to travel from AUS to DEN. Can you book a flight ticket for me?

ASSISTANT: Sure, can you share your journey dates?

USER: I want to travel on 01/31 and 02/02.

ASSISTANT: Do you have any specifications?

USER: I want to have a connection of 1.

ASSISTANT: There is a connecting flight with number 1004 in airline Frontier, the fare is 100.

USER: Proceed to booking.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.