You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I best help you?

USER: I am Sarah Williams. I am planning to attend a cultural event in Austin, so please help me in booking a flight ticket.

ASSISTANT: Sure, can you please let me know your airport codes?

USER: My source is Chicago, IL - ORD and destination code is TX - AUS.

ASSISTANT: May I know your schedule dates in order to book a ticket?

USER: I want to fly on 12/29 and return on 12/31.

ASSISTANT: Do you need any other specifications?

USER: Yes, I need a single connection. I can afford up to 200.

ASSISTANT: There is a flight found with JetBlue airline of flight number 1026 and fare is 200. Shall I proceed for booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your quick response.

ASSISTANT: Thanks for approaching us.