You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to make a round trip from PHL to PHL, can you please book a flight ticket?

ASSISTANT: Sure, please provide your travelling dates.

USER: My travelling dates are from 09/13 to 09/15.

ASSISTANT: OK, please give me a moment. Thanks for waiting.As per your request the flight is available. The flight number is 1023 with price 100 and the connections 1. Are you OK with this?

USER: It sounds good, please proceed with booking of the ticket.

ASSISTANT: May I know your name for booking the ticket?

USER: Yes, I am Gregory Hall.

ASSISTANT: OK, your ticket is booked.

USER: Thank you for helping me.

ASSISTANT: Thanks for reaching us.Have a nice day.