You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you?

USER: Can you find a flight from ATL to DFW, to meet my friend?

ASSISTANT: Sure, May I know the travelling dates?

USER: Ok, my trip dates are from Jan 06 to 08.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other requirements?

USER: Sure, I am Mary Adams. No, I don't have.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for opting us.