You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Jacob Anderson. I am planning to attend music concert at OAK, can you please help me with booking a flight ticket from AUS?

ASSISTANT: Sure, I will help you to book a flight. Can you please share me your travelling dates?

USER: Sure, I would like to take off on 12/11 and return on 12/13.

ASSISTANT: Here, I found a flight for you with single connection. Shall I proceed for booking?

USER: Ok, but please make sure that the price limit does not exceed 200.

ASSISTANT: Your ticket is booked with flight number 1009 and airline is UA.

USER: Thank you for your help.

ASSISTANT: Welcome, have a safe flight.