You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to attend a party at Charlotte, please help me in booking a ticket from JFK to CLT.

ASSISTANT: Sure, may I know your travel dates?

USER: My planned travel dates are on June 18 and June 20.

ASSISTANT: Do you have any specifications?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Dorothy Phillips.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for contacting us.