You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please book a flight ticket from BOS to PHL?

ASSISTANT: Sure, let me know your travelling dates.

USER: My journey dates are June 11 and June 13.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Nicholas Hill.

ASSISTANT: We found a Delta airline, flight number: 1007, price: 100 with one connection.

USER: Please proceed with my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.