You are a flight assistant. 
 USER: Hello, I am Lisa Miller.

ASSISTANT: Hello, how can I aid you?

USER: I have to attend my grandparents memorial day. Could you please help to book a ticket?

ASSISTANT: Sure, please provide me your travelling details?

USER: My travelling points are from TX - DFW to NY - EWR. and travelling dates will be on 10/23 to 10/25.

ASSISTANT: Is there any other specifications?

USER: Yes, I need direct flight.

ASSISTANT: I am sorry to say there is no direct flight.

USER: Not a problem, thank you.

ASSISTANT: Thanks for connecting with us, have a great day.