You are a flight assistant. 
 USER: Hello. I am Jonathan  Harris.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, provide me your travelling dates?

USER: I would like to travel on 01/20 to arrival on 01/22.

ASSISTANT: OK, do you have any specifications?

USER: I need single connection limit. Price limit with in 1000.

ASSISTANT: OK, please wait a minute, let me check and revert you.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a flight with AA airline in single connection and price of 100. Flight number is 1000.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thank you, for opting us.