You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may assist you?

USER: I am planning for vacation from CA-OAK to AZ-PHX. Can you please help me out?

ASSISTANT: Sure, may I know your dates of travel please?

USER: The travel dates are from 01/28 to 01/30.

ASSISTANT: OK, may I know your name please?

USER: Sure, I'm Patrick Nelson.

ASSISTANT: The flight with airline Hawaiian and connections limit 1 of cost 100.

USER: OK, I agree with the price and the connections limit.

ASSISTANT: Shall I proceed to book?

USER: Yes, proceed.

ASSISTANT: OK, your ticket has booked.

USER: Thank you.

ASSISTANT: Thank you.

USER: You are welcome.