You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to travel from ATL to DFW as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, I am here to assist you. When did you scheduled to travel?

USER: My trip dates are 06/29 and 07/01.

ASSISTANT: Do you have any other requirements?

USER: Price should not cross 1000. I need only direct flight.

ASSISTANT: May I know your good name please?

USER: Pamela Anderson here.

ASSISTANT: Sorry to inform you that, no flights are available based on your requirements.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for choosing us.