You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you for today?

USER: Could you please book a ticket from CLT to DTW as I want to attend a pioneer festival?

ASSISTANT: I am here to help you about that, can you please provide your scheduled dates of journey?

USER: My journey dates are Oct 18 and Oct 20.

ASSISTANT: Would you like to have your trip in a connecting flight or a direct flight?

USER: I need a direct flight.

ASSISTANT: Can you please provide your name for further proceeding?

USER: My name is Edward Martinez.

ASSISTANT: Sorry to say this Edward Martinez, there are no flights which travels to your region on your planned dates of journey due to heavy bookings.

USER: Not a problem, thank you for the information.

ASSISTANT: You are welcome, thank you for reaching us. Hope you have a nice day ahead.