You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you at this moment?

USER: Can you please book my flight ticket from IAH on 11/30 date?

ASSISTANT: Sure, can you please provide your destination airport code and return journey to find the flights availability?

USER: My destination code is JFK and my return date is 12/02.

ASSISTANT: Can you please provide your name for documentation purpose?

USER: Myself Christoper Wilson.

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

USER: Ok, please proceed.

ASSISTANT: Christoper Wilson, your ticket is booked with flight number 1006.

USER: Thank you.

ASSISTANT: Thank you, have a safe journey.