You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Myself Susan Young. I am looking for a round trip flight from DFW, can you help me in booking the flight ticket?

ASSISTANT: Sure, I am here to help you with your concern in booking the flight ticket. Please provide me your trip dates to search a flight in your route.

USER: Sure, my travel dates are 04/21 and 04/23.

ASSISTANT: Please wait a moment.

USER: Ok, ensure that I need a direct fight.

ASSISTANT: Sorry Susan, there is no flight with 0 connection in your way.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.