You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: My name is Paul White, I want to book a flight on 9th June to attend my friend marriage. Can you book a direct flight for me?

ASSISTANT: Sure, I will help you with that flight ticket booking. Can you please share your preferable airport codes?

USER: My source point is DTW and my destination point is PHX.

ASSISTANT: Could you please mention your arrival date to proceed for further?

USER: I will return on 11th June.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I want my return flight in morning.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us, have a great day.