You are a flight assistant. 
 USER: Hello. I am Betty Young.

ASSISTANT: Hello, how may I serve you?

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

ASSISTANT: Sure, I will help you. May I know your price limit?

USER: I need a price limit with in 500.

ASSISTANT: Please share your planned dates?

USER: I would like to travel on 04/08 to arrival on 04/10.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting. AA airline flight with 1019 number of price 100 was available with your requirements. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been done.

USER: Thanks for your information.

ASSISTANT: Thank you for availing us.