You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a flight ticket to attend an cultural evet which is going to held at NY. Can you help me?

ASSISTANT: Sure, I will help you. May I know your airport codes please?

USER: DFW and LGA are my airport codes.

ASSISTANT: Can I have your planned travel dates please?

USER: 04/01 and 04/03 are my travelling dates.

ASSISTANT: Can I have your name please?

USER: Richard Baker here.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: I would like to depart in the afternoon.

ASSISTANT: I found a business class in Delta airlines with fare 800 and it has single connection. Can I book your ticket?

USER: You can reserve it.

ASSISTANT: Ok, your booking is confirmed with flight number 1028.

USER: Thank you for your help in booking the flight ticket.

ASSISTANT: Thank you for choosing us.