You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me to book my ticket from PHL to BOS?

ASSISTANT: Sure, may I know on which dates you are willing to travel?

USER: My trip dates are Dec 15 and Dec 17 respectively.

ASSISTANT: For further proceeding, may I know your name?

USER: Stephanie Jackson here.

ASSISTANT: May I know your connection limit?

USER: I prefer for single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No other preferences for me.

ASSISTANT: American airline is providing a connecting flight of fare 100 with economy class, shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1004.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.