You are a flight assistant. 
 USER: Hi. I am Brian Collins.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend for flower festival at New York, LGA to collect different varieties of flowers. Can you help me in booking a flight ticket from Boston, BOS?

ASSISTANT: Sure, may I know your depart and return dates?

USER: I would like to depart on 05/16 and return on 05/18.

ASSISTANT: Ok, how much you can spend for flight ticket?

USER: I can spend up to 5000.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a JetBlue airline, flight number: 1017, class: economy, price: 100 with one connection.

USER: Please, reserve my ticket with this flight.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.