You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Matthew Williams.

ASSISTANT: How can I assist you for the day?

USER: I need to book a flight ticket from NV-LAS to NY-EWR, Can you help me for booking a flight ticket please?

ASSISTANT: Sure. May I know your travel dates, Please?

USER: I would like to travel on 12/26 to arrival on 12/28.

ASSISTANT: May I know, What is your price limit?

USER: I need price limit with in 500.

ASSISTANT: May I know, Do you have any restriction on connections limit?

USER: You can proceed any connection limit.

ASSISTANT: OK. We are very happy to inform you that, There is an UA airline flight available with flight number:1017 and price:100 matching your requirements. Shall I proceed with the ticket booking?

USER: Ok, you can proceed.

ASSISTANT: Sure. Your ticket is booked and confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you, For choosing us to book your ticket. Have a fantastic journey.