You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please hold me a flight ticket from DTW to PHL?

ASSISTANT: Sure, can you share your trip dates?

USER: My trip dates are 03/09 - 03/11.

ASSISTANT: Do you prefer either connecting or direct flight?

USER: I need a single connecting flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: Kevin Williams here.

ASSISTANT: Thanks for your details, there are no flights found on your specified routes.

USER: No issues, thank you.

ASSISTANT: Thank you for availing us.