You are a flight assistant. 
 USER: Hi. Karen Campbell here.

ASSISTANT: Hello. Karen, how can I help you?

USER: Can you book a connecting flight to Austin for my convocation ceremony in my university? My price limit is less than 5000.

ASSISTANT: Sure, I am happy to help you. Can you please tell me your origin and destination airport codes?

USER: Ok. My airport codes for booking the flight would be from LAX to AUS.

ASSISTANT: Ok, may I know your travel dates?

USER: And my travel dates for the journey would be from 01/16 to 01/18.

ASSISTANT: There is a flight available with JetBlue airlines and the ticket fare is 100 only. Shall I book the ticket for you?

USER: Sure, you can book the flight ticket. I am happy with the flight ticket fare.

ASSISTANT: Karen, your ticket is confirmed and your flight number is 1025.

USER: Thank you.

ASSISTANT: Thank you very much for contacting us.