You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Ruth Roberts. Can you book a flight ticket with price limit 200?

ASSISTANT: Sure, can I know your journey dates?

USER: I want to attend a business meeting at Oakland, my journey dates are from 05/31 to 06/02.

ASSISTANT: Can I know origin airport code?

USER: My airport codes are from JFK to OAK. I need a connecting flight in my journey.

ASSISTANT: I found a flight of Hawaiian airlines perfectly matching your requirements. Shall I proceed?

USER: I am very happy to fly with airline Hawaiian, proceed booking.

ASSISTANT: That's fine, your ticket is booked successfully.

USER: Thank you for quick response.