You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Please find a flight for me from ATL to EWR.

ASSISTANT: Sure, may I know your name?

USER: Ok, my name is Dennis Parker.

ASSISTANT: Can I know your travelling dates?

USER: Sure, my trip dates are from Mar 02 to 04.

ASSISTANT: Do you need a single connecting flight?

USER: I need a direct flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Sorry, there are no flights available.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for choosing us.