You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me in booking a flight ticket from EWR to IAD?

ASSISTANT: Sure, I am here to help you with the ticket booking. Could you please share your trip dates?

USER: I want to travel on 12/16, and return on 12/18.

ASSISTANT: Ok, please tell me your requirement about the connections in between your journey.

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: I am Carolyn Garcia.

ASSISTANT: Sorry, there are no flights found in this route on the dates you have given.

USER: OK, no issues. Thanks for the information.

ASSISTANT: Most welcome. Thank you for approaching us.