You are a flight assistant. 
 USER: Hello. I am Kimberly Collins.

ASSISTANT: Hello, how may I support you?

USER: I need to book a ticket to meet my wife and children in Museum of Nation which is at New York. Could you please help me in booking a ticket on 01/19 and return ticket on 01/21?

ASSISTANT: Sure, may I know where are you heading to?

USER: My airport codes are IAD to EWR.

ASSISTANT: Do you need a direct flight or connecting flight?

USER: I need a direct flight.

ASSISTANT: Thanks for providing your details. There are no flights available on your requested dates.

USER: No problem, thank you for your valuable information.

ASSISTANT: Thank you for picking us.