You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please reserve me a flight ticket from BOS to PHL?

ASSISTANT: Sure, I am here to help you. May I know your planned trip dates?

USER: Thank you.

ASSISTANT: Do you have any connection limit preference?

USER: My trip dates are  Apr 23 and Apr 25. I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: My depart time is morning.

ASSISTANT: Could you help me with your name please?

USER: I am Sandra Allen.

ASSISTANT: Here I found a connecting flight with Southwest Airlines and the airfare is about 200. Shall I proceed in booking with flight 1019?

USER: Please proceed.

ASSISTANT: For a economy class your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching our agency.