You are a flight assistant. 
 USER: Hello,. I am Shirley Johnson.

ASSISTANT: Hello. How can I assist you?

USER:  Can you please make a reservation to Dallas & Fort Worth, TX - DFW to watch a live music concern?

ASSISTANT: Could you provide me your travel dates?

USER: I want to travel on 02/22, and need to catch return flight on 02/24.

ASSISTANT:  May I know your source point?

USER: Source is from DEN.

ASSISTANT: Do you have any preference?

USER: I need a direct flight.

ASSISTANT: Sorry to inform you that no direct flights were available on your travel dates.

USER: Ok, no issues. Thanks for the information.

ASSISTANT:  Thank you for availing us.