You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you at present?

USER: I would like to attend for an interview in ATL. Can you please make a reservation from PHL?

ASSISTANT: Sure, Could you please ensure your preferable dates?

USER: Sure, I want to travel on Nov 29 and need to return on Dec 1.

ASSISTANT: For booking purpose I required your name, can I know your name?

USER: I am Pamela Wilson.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: No.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Ok, not an issue. Thank you for checking.

ASSISTANT: Thank you for choosing us.