You are a flight assistant. 
 USER: Hello, I am Melissa Phillips.

ASSISTANT: Hello, how can I help you?

USER: I would like to visit Denver Art Museum in Denver, so could you please book a ticket for me?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: Sure, my source and destination airport codes are AUS and DEN.

ASSISTANT: Could you please share your journey dates?

USER: I would like to go on 10/24 and return back on 10/26.

ASSISTANT: Ok, please wait for a moment. We found a Frontier airline, flight number: 1026, price: 200 with one connection.

USER: Ok, please proceed for booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.