You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Brandon Roberts here.

ASSISTANT: How can I assist you at this moment?

USER: Please help me out in booking the ticket from IAH to DCA.

ASSISTANT: Sure, I will help you with this. Can you please provide your preferable journey dates?

USER: My trip dates will be Dec 07 to Dec 09.

ASSISTANT: Do you have any price limit for this trip?

USER: As, my budget is low I can afford only up to  500.

ASSISTANT: Do you need any halt in between your route?

USER: I need a 1 stopover in between my journey.

ASSISTANT: Thanks for your details, there is a service with Hawaiian airlines with single connection in between your route and the ticket costs 100, shall I book your ticket?

USER: Please proceed further.

ASSISTANT: Brandon Roberts, your ticket is booked in flight number 1002.

USER: Thank you for your great service.

ASSISTANT: You are welcome and have a safe journey.