You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Stephanie Carter.

ASSISTANT: How may I guide you Stephanie Carter?

USER: I planned to visit Houston Zoo at Houston, could you please help me with booking a flight ticket from ORD to IAH?

ASSISTANT: Sure, can you please provide your journey dates for a better search?

USER: I would like to take off on 09/09 ad return on 09/11.

ASSISTANT: Wait a moment please.

USER: I am looking for a direct flight.

ASSISTANT: There is a flight with 0 connection limit from Hawaiian airlines, shall I book your ticket?

USER: Please proceed with the booking, if the ticket price is less than 500.

ASSISTANT: This flight is providing a ticket fare with 100 only and I booked your ticket with flight number 1029.

USER: Thank you for your service.

ASSISTANT: Thank you, have a safe flight.