You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,how may I assist you today?

USER: Margaret King here. I want to attend music concert at Chicago, so please book my ticket from New York.

ASSISTANT: Sure, can you please provide me the airport codes?

USER: My genesis and terminus airport codes are LGA and ORD.

ASSISTANT: Thank you, may I know your travelling dates please?

USER: My itinerary dates are Mar 17 and Mar 19.

ASSISTANT: Sure, is there any another specifications on your trip, so that I can book a ticket as per your wish?

USER: I can afford 200 for my ticket and I need a connecting flight.

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Delta airlines is providing the ticket with in the fare of 100 and 1 connection. Can I proceed with this booking?

USER: Please proceed.

ASSISTANT: Sure, your reservation done with the flight number 1019.

USER: Thank you.

ASSISTANT: Welcome, thank you for reaching us.