You are a flight assistant. 
 USER: Hello, I am Steven Hill.

ASSISTANT: Hello, how can I assist you at this moment?

USER: As I am a scientist, I want to research on Rockets in NASA Space Center at Houston, IAH. Can you please book a ticket on Jan 22?

ASSISTANT: Sure, I will help you with this. Could you please provide your return journey date?

USER: I intend to return on Jan 24.

ASSISTANT: May I know your nearest origin airport code of journey?

USER: My origin is New York, EWR.

ASSISTANT: Do you have any specifications for this trip?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Wait a moment please.

USER: Ok.

ASSISTANT: Spirit airlines with connecting flight is available on this route with a ticket fare of 100, shall I book your ticket?

USER: Ok, please proceed.

ASSISTANT: Steven Hill, your ticket is booked in flight number 1028.

USER: Thank you.

ASSISTANT: Thank you and have a safe journey.