You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kathleen Allen here.

ASSISTANT: How may I assist you today?

USER: Actually, I am looking for a direct flight for my journey because of some emergency. Can you please reserve a flight ticket from AUS to OAK?

ASSISTANT: Sure, I am glad to help you with your flight ticket booking Allen. Could you please let me know your planned dates of your journey?

USER: Thank you, my departure is on 07/26 and please book my return ticket also on 07/28.

ASSISTANT: Please wait for a minute, let me check.

USER: Sure, take your time.

ASSISTANT: I found a flight with airline UA and price 200, shall I proceed? Your ticket has been booked with flight-1007.

USER: Thank you for your great help.

ASSISTANT: My pleasure.