You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I am Benjamin Lewis.

ASSISTANT: Ok.

USER: I want to visit some new places at New York NY-EWR, help me in booking my flight ticket from Boston MA-BOS.

ASSISTANT: Sure, may I know your budget?

USER: I can spend up to 500.

ASSISTANT: Ok, please share your travel dates.

USER: My travelling dates are from 07/28 to 07/30.

ASSISTANT: Do you want connecting flight?

USER: I need a connecting flight.

ASSISTANT: We found a Southwest airline, flight number: 1004, price: 100 with one connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.