You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am planning this weekend to visit Philadelphia to meet my friend's. Can you please help me in reserving the ticket from DTW to PHL?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your travel dates please?

USER: I am planning my trip on May 7, and again I will return back on May 9.

ASSISTANT: Ok, do you have any specifications?

USER: I am flexible with single connection.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sorry, please check for direct flight.

ASSISTANT: I found a flight for you with Spirit Airlines and it costs you 100. Shall I proceed to reserve a seat in this direct flight?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: On whose name you would like to book this ticket?

USER: Myself Benjamin Miller.

ASSISTANT: Your ticket has been booked with 1002 flight number Benjamin Miller.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.