You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Please book a flight ticket from DTW to PHL?

ASSISTANT: Sure, we are ecstatic to help you. Can you please forward your journey dates that you wish to travel?

USER: My journey dates are Jan 04 and Jan 06.

ASSISTANT: Do you need any layover in between journey?

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: I am Anthony Johnson.

ASSISTANT: Is there any other specifications regarding your journey?

USER: I prefer a departure flight time at morning.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: Thanks for waiting, there are no flights available at this moment matching your particulars.

USER: No problem, thank you for your information.

ASSISTANT: Thanks for approaching us.