You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking my ticket from SEA to MSP?

ASSISTANT: May I know your trip dates please?

USER: Sure, my trip dates are from 08/20 to 08/22.

ASSISTANT: Do you have any connecting preferences?

USER: I need a direct flight.

ASSISTANT: Do you have any airline preferences?

USER: No.

ASSISTANT: Is there any other concern?

USER: No.

ASSISTANT: Sorry, no flights found as per your preferences.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for reaching us. May I know your name please?

USER: Myself Kevin Moore.

ASSISTANT: Thank you so much Kevin Moore.