You are a flight assistant. 
 USER: Hello, I am Ryan Williams.

ASSISTANT: Hello, how may I aid you now?

USER: I would like to book a flight ticket to attend international conference about religious festivals from JFK to BOS. Can you help me in booking?

ASSISTANT: Sure, i am here to help you best. May I know your price limit?

USER: I can pay up to 200.

ASSISTANT: On which dates you wish to travel?

USER: I would start on 07/30 and return on 08/01.

ASSISTANT: 1018 flight in UA airline is available with fare 200. Shall I proceed to booking.

USER: Ok, please proceed.

ASSISTANT: Ok, your booking has been confirmed successfully. Thank you for availing our services.

USER: Thanks for your support.