You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me to book a flight ticket from DTW to PHL?

ASSISTANT: Sure, we are here to help you. When are you planning to make your journey?

USER: My travelling dates are 13 and 15 of Sep.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Andrew Nelson.

ASSISTANT: Thanks for providing details, we found a direct flight in Delta airline with a fare of 100 which departs at 22:00 and return at 10:00. Shall I proceed?

USER: Please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1005.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.