You are a flight assistant. 
 USER: Hello. I am Raymond Moore.

ASSISTANT: Hello, how may I serve you today?

USER: I am planning to visit to Los Angeles to meet my grandfather. Could you help me to make a reservation?

ASSISTANT: Sure, I will help you to book a flight to Los Angeles. Please provide me your airport codes?

USER: Thank you, my boarding point is New York, LGA and landing point is at LAX.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a single halt in between journey.

ASSISTANT: Please mention your planned journey dates?

USER: I want to travel on 12/20 and return date is on 12/22.

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

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1000 of Delta airline and fare is 200. Shall I proceed with booking?

USER: Proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

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