You are a flight assistant. 
 USER: Hello, Margaret King is here.

ASSISTANT: Hello, how may I assist you today?

USER: I want to visit NASA Johnson Space Center in Houston, TX - IAH, can you please help me to book a flight from NY - JFK?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please share me your planned journey dates?

USER: I am planning to leave on 01/21 and return back on 01/23.

ASSISTANT: Do you want any halt in between your flight journey?

USER: Yes, I want a halt.

ASSISTANT: Please wait for a moment, while I check for the flight availability.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1014 of airline JetBlue, fare is 200 and class is economy. Shall I proceed with booking?

USER: It looks perfect, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for visiting us, have a nice journey.