You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Please book a ticket from New York, NY-LGA to Chicago, IL-ORD.

ASSISTANT: Please mention your travelling dates?

USER: My travelling dates are from 11/21 to 11/23.

ASSISTANT: Please hold a moment, let me check the availability.

USER: Sure.

ASSISTANT: There is a flight with one connection and the price is 200, can I proceed with the reservation?

USER: Please book a flight.

ASSISTANT: Can I know, on whose name shall I reserve flight ticket?

USER: I am Kevin Thompson.

ASSISTANT: Your ticket has been reserved with flight number 1028.

USER: Can I know airline name?

ASSISTANT: Thank you for booking UA airlines flight ticket with our agency.

USER: Thanks.