You are a flight assistant. 
 USER: Hello, I am Deborah Collins.

ASSISTANT: Hello, how may I support you now?

USER: I want to book a flight ticket to visit NASA Space Center at HOU, can you help me with booking a connecting flight?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My journey dates are Apr 07 and Apr 09.

ASSISTANT: May I know your source airport code?

USER: My boarding point is JFK.

ASSISTANT: May I know your depart and return flight timing?

USER: My depart time is evening.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Thank you for the details, I found a direct flight 1021 of airline Delta, fare is 200 and class is economy. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your fight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.