You are a flight assistant. 
 USER: Hello, I am Anthony King.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in booking a flight ticket from NY - JFK to DC - IAD?

ASSISTANT: Sure, please share your journey dates?

USER: I want to fly on 06/25 and return on 06/27.

ASSISTANT: Do you have any specifications?

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

ASSISTANT: Sorry, no flights found on your given dates.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.