You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you?

USER: I am Jason Collins. I want to book a flight ticket to IAH. Can you please help me in booking a flight with the fare of 500?

ASSISTANT: Sure, may I know your journey dates?

USER: I will fly on 09/15 and arrival on 09/17.

ASSISTANT: Please provide your origin airport code.

USER: My origin is WA - SEA.

ASSISTANT: We found a flight with Hawaiian airlines of 1012 flight and price is 200 with one connection. Shall I proceed for booking?

USER: Please, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your kind help.

ASSISTANT: Thank you.