You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

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

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My planned dates are on Sept 13th to 15th.

ASSISTANT: Do you have any connection limit?

USER: Yes.

ASSISTANT: Any more specifications do you have?

USER: I would like to return in afternoon time.

ASSISTANT: May I know your name to book a flight ticket?

USER: Sure, my name is Michael Carter.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 1 connection having with the fare of 200 provided by Frontier airlines in economy class. Are you ok with this flight?

USER: Ok, you can proceed.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for reaching us.