You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please aid me to make a flight ticket from MSP to DCA?

ASSISTANT: May I know on which dates you are willing to travel?

USER: Thank you. My travel dates are June 10 and June 12.

ASSISTANT: Do you prefer a direct or connecting flight?

USER: I prefer a direct flight to travel.

ASSISTANT: Do you have any other requirements to be met?

USER: No, thanks for asking.

ASSISTANT: Can I have your name please?

USER: My name is Ronald Campbell.

ASSISTANT: Sorry to inform you that unfortunately there is no flights available by the given details.

USER: It's ok, not a problem with that. Anyways thank you for your time.

ASSISTANT: Thank you.