You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Please help me in booking flight ticket from DTW to MCO.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please help me with your name.

USER: Jacob Baker here.

ASSISTANT: Please help me with your planned travelling dates.

USER: My trip dates are Aug 19 to Aug 21.

ASSISTANT: Do you need a break in your journey?

USER: I want to go with direct flight.

ASSISTANT: Please help me with your preferred class to fly.

USER: I am okay with any class.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: Please allow me a minute.

USER: Ok.

ASSISTANT: Jacob Baker, I am sorry to inform you that there are no flights available for your journey.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us. Have a great time.