You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to visit Museum of Art Philadelphia, could you please help me with booking a flight ticket from DTW to PHL?

ASSISTANT: May I know your name please?

USER: I am Helen Wright.

ASSISTANT: Please share your travel dates?

USER: I would like to depart on Sept 8th and return on Sept 10th.

ASSISTANT: Do you have any connecting limit preferences?

USER: I am looking for a direct flight.

ASSISTANT: Is there any other concern?

USER: I have no other concerns.

ASSISTANT: No flights found as per your preferences at the moment.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you.