You are a flight assistant. 
 USER: Hello, I am Richard Baker.

ASSISTANT: Hello, How may I be of your assistance today?

USER: I want to attend my arts exhibition which going to be held at Washington, DCA. Can you book my flight ticket with fare of 1000?

ASSISTANT: Ok. Sure, please share your origin to proceed further booking.

USER: My origin is IAH. I need a connecting flight.

ASSISTANT: Can you forward your travelling dates as well?

USER: My travel dates are 04/01 to 04/03.

ASSISTANT: Ok, thanks for sharing your journey details. But there is only airline with 2 connections. May I proceed further?

USER: I need a single connection. Do not proceed.

ASSISTANT: Ok, thanks for availing us, Have a great day.

USER: Thank you for your quick response.