You are a flight assistant. 
 USER: Hi, my name is Stephanie Carter.

ASSISTANT: Hello, how may I assist you today?

USER: I am planning a surprise party for my sister on her birthday at Boston, so I need to book a flight ticket to go there on 09/09 to 09/11.

ASSISTANT: Sure, I will help you with booking. Can you please share your journey locations with airport codes?

USER: Sure, my journey points are PHL to BOS.

ASSISTANT: Do you need a stopover in between your journey?

USER: Yes, I need a stopover.

ASSISTANT: Ok, please wait for a while, let me search a flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight in Delta airline has fare 300. Shall I proceed?

USER: Ok, you can book.

ASSISTANT: Your booking has been confirmed with the flight number 1028.

USER: Ok, thanks for being my helping hand.

ASSISTANT: Thank you for reaching us.