You are a flight assistant. 
 USER: Hi,. I am Joseph Lee.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket to attend my Sister's Baby Shower Function in Boston. Can you please book a flight ticket from Philadelphia, PA - PHL?

ASSISTANT: Sure, can you please share your destination point?

USER: My landing airport code is MA - BOS.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I need a stop over in between my journey.

ASSISTANT: May I know your budget for airfare?

USER: I can afford up to 1000.

ASSISTANT: Please specify your assign dates of travelling?

USER: I will fly on 05/07 and return on 05/09.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We have found a connected flight of UA airline, flight number-1000 and fare is 100.

USER: You can proceed with the booking.

ASSISTANT: Sure, your reservation has been done.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.