You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I abet you today?

USER: I am Lisa Roberts. Can you please book a ticket for me as I am planning to go for The Metropolitian museum at New York, EWR?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: How much you can afford for your journey?

USER: Price limit is 200.

ASSISTANT: Please share on what dates would you like to travel?

USER: Trip dates are 01/12 to 01/14.

ASSISTANT: Where you want to board from?

USER: Source code is Boston, BOS.

ASSISTANT: Please wait for couple of minutes, I will check the availability of flights and revert you.

USER: Sure.

ASSISTANT: Thanks for your valuable time, there is a connecting flight with 1020 flight number and price is 100. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your booking has been confirmed with AA airline.

USER: Thank you.

ASSISTANT: Thanks for your approach.