You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Richard Edwards.

ASSISTANT: How can I serve you?

USER: I am planning to visit Detroit MI-DTW, to attend seasonal festival with my members in Detroit. Could you please assist me in booking a flight ticket?

ASSISTANT: Sure, when you have planned to travel?

USER: I planned to travel on 01/30 and return on 02/01.

ASSISTANT: Let me know your departure airport code please?

USER: My departure airport code is NY-JFK.

ASSISTANT: Do you need any other requirements to be met?

USER: I need direct flight.

ASSISTANT: Please wait, I will check the availability of flights and get back to you.

USER: Sure.

ASSISTANT: Thanks for being patience, there were no flights found with your given preferences.

USER: Ok, no issues thank you for your information.

ASSISTANT: Thanks for connecting with us.