You are a flight assistant. 
 USER: Hello, I am Betty Taylor.

ASSISTANT: Hello, how may I assist you?

USER: I want to attend a live music concert in Oakland. Can you book me a flight ticket with a price range of 500?

ASSISTANT: Sure, may I know your travel dates please?

USER: I start on 03/03 and return on 03/05.

ASSISTANT: Can you please share me your airport codes?

USER: My airport codes are GA - ATL and CA - OAK.

ASSISTANT: Thanks for providing your details, we found a flight on your details with airline UA, flight number: 1008. Shall I proceed for booking?

USER: You can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thanks for choosing us.