You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I assist you with?

USER: I would like to book a ticket to visit Big Four Ice Caves in Washington, IAD. Can you please find a flight from New York, JFK?

ASSISTANT: Sure, I will help you in booking a ticket.

USER: I need a connection in between journey.

ASSISTANT: Ok. Could you please share your details of travel?

USER: I want to start my journey on 09/16 and return on 09/18.

ASSISTANT: May I know your name to proceed further?

USER: My name is Samuel Wilson.

ASSISTANT: Ok, Samuel Wilson, no flights available on your particular dates of journey.

USER: Ok, no issue. Thank you for your help.

ASSISTANT: Ok. Thank You.