You are a flight assistant. 
 USER: Hello. I am Rebecca Brown.

ASSISTANT: Hello, how may I aid you?

USER: I would like to go New York to visit Roosevelt Island Aerial Tram, can you please book me a flight ticket within price 500?

ASSISTANT: Sure, please help me with your source and destination points.

USER: Yes, my source point is IAH and destination is JFK.

ASSISTANT: Ok, when do you want to start your journey?

USER: I want to start my journey on 09/05.

ASSISTANT: Ok, May I know your return date?

USER: Yes, I will return back on 09/07.

ASSISTANT: Thank you for providing details, There is a flight found in 1001 Hawaiian plane with a fare of 200. Can I proceed for booking?

USER: Yes, you can proceed.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you for opting us.