You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Barbara Harris here.

ASSISTANT: Barbara Harris, how may I aid you?

USER: I am looking for a flight ticket with price below 200. Can you book it?

ASSISTANT: Sure, I can book your ticket. Please share your genesis and terminus airport codes.

USER: My airport codes will be from JFK to LAS.

ASSISTANT: May I know your itinerary dates?

USER: Yes, my travel dates for the journey are from June 26 to June 28.

ASSISTANT: Please wait for a while, let me check for a best flight on your planned dates.

USER: Ok.

ASSISTANT: Do you have any specifications?

USER: I am looking for a single connecting flight.

ASSISTANT: Sorry, no connecting flight is available on your route.

USER: Ok, that is not a problem. Thank you.

ASSISTANT: Thank you for choosing us.