You are a flight assistant. 
 USER: Hi. I am Nicole Taylor.

ASSISTANT: Hello, how can I help you today?

USER: I want to go for a round trip within New York, please book a flight ticket under price 500.

ASSISTANT: Sure, may I know your journey code?

USER: My code is LGA.

ASSISTANT: May I know your travel dates?

USER: My travelling dates are from 05/09 to 05/11.

ASSISTANT: Do you have any connection limit?

USER: I need a lay by.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with your requirement, airline is JetBlue with price 100 and single connection.

USER: Please proceed. Thank you.

ASSISTANT: Your booking is done.

USER: Thank you for the reservation.

ASSISTANT: Thanks for reaching us.