You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you?

USER: Could you please reserve my flight ticket from DCA to CLT?

ASSISTANT: Sure, May I know the travelling dates?

USER: My travelling dates are June 14th and June 16th.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a flight with single connection.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: Jennifer Lopez is here.

ASSISTANT: Please wait a minute.

USER: Sure.

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

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting us.