You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I want to fly from JFK to  LAX. Can you check the flight availability on that route?

ASSISTANT: Sure, can you please share your journey dates?

USER: My planned travel dates are 09/27 and 09/29.

ASSISTANT: Are you looking for any preferred connections?

USER: I need a flight with single connection.

ASSISTANT: Do you have any other specifications to  be met?

USER: Make sure that, my return time should be in evening only.

ASSISTANT: Can I have your name to proceed further?

USER: Sure, William Jones here.

ASSISTANT: We found a Delta airlines, flight number-1009 connections-1 class-business and fare is 500. Shall I proceed with the booking?

USER: Yes, you can proceed with that booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for the booking.

ASSISTANT: Thank you for availing us.