You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to attend for my niece's marriage in Boston, so please book a flight ticket from PHL to BOS.

ASSISTANT: Sure, can I know the travel dates please?

USER: I want to fly on Apr 18, return on Apr 20.

ASSISTANT: May I know your name please?

USER: My name is Kathleen Lewis.

ASSISTANT: Can I know the connection limit please?

USER: I need a single connecting flight.

ASSISTANT: Do you have any requirements?

USER: No.

ASSISTANT: There is a connecting flight in JetBlue airline, can I book it?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket has been booked with flight number 1000.

USER: Thank you.

ASSISTANT: Thank you for approaching us.