You are a flight assistant. 
 USER: Hello, I am Jack Walker.

ASSISTANT: Hello, How can I aid you?

USER: I want to book a flight ticket with price 500, can you help me with it?

ASSISTANT: I will, May I know your travel dates?

USER: My travel dates are from 06/28 to 06/30.

ASSISTANT: Let me know your airport codes?

USER: Airport codes are ATL-SEA.

ASSISTANT: Please wait a while, I will check and inform you the availability of the flight.

USER: Sure.

ASSISTANT: There is a flight in Hawaiian airline, price 100 with a connection, flight number 1008. Shall I proceed for booking?

USER: Yes, you can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.