You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am Emily Nelson. I need to book a flight ticket from DCA to MCO. Please help me in booking a flight ticket.

ASSISTANT: Sure, can you please help me with your journey dates?

USER: My trip dates are from 12/24 to 12/26.

ASSISTANT: Let me know your requirements.

USER: I need a halt in between my journey.

ASSISTANT: Unfortunately there are no flights are found with your given information.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for availing us.