You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am Amanda Gonzalez. I want to book a flight ticket on 01/05 and return on 01/07, can you help me with booking please?

ASSISTANT: Sure, may I know your journey point?

USER: Yes, my airport codes are TX-AUS and CO-DEN.

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: We found a AA airline, flight number 1020 with the fare of 100.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.