You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Amy Mitchell.

ASSISTANT: How can I guide you?

USER: I want to book a flight ticket from DC - DCA to FL - MCO to meet my family.

ASSISTANT: Ok. Can I know your travelling dates?

USER: My trip dates are from 06/19 to 06/21.

ASSISTANT: Do you need any break?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Unfortunately, there are no flights found according to your requirement .

USER: Ok. No problem, thanks for your information.

ASSISTANT: Thank you for choosing us.