You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I support you?

USER: I need to schedule my trip to visit Dallas this month. Can you please help me in reserving the ticket from PHL to DFW?

ASSISTANT: sure, we are glad to help you. Please let me know your good name.

USER: Myself Paul Allen.

ASSISTANT: Can I have your trip dates?

USER: I am planning my trip on Aug 17 and again I will return back on Aug 19.

ASSISTANT: Is there any other specifications for you?

USER: My depart time is afternoon.

ASSISTANT: Do you have any more specifications?

USER: I am flexible with single connection.

ASSISTANT: Thanks for providing details, there is a connecting flight found in Delta airline with a fare of 200 which departs at 12:00 PM and return at 1:00 AM. Shall I proceed for booking?

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

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1001.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.