You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I want to travel from LAS to JFK. Can you help me in booking a flight ticket?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I want to fly in the flight on Feb 13 and Feb 15.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: Can you please provide your name to proceed further?

USER: Ruth Martinez.

ASSISTANT: Sorry, there are no flights available at your request.

USER: That's ok. Anyways, thank you.

ASSISTANT: Thank you for contacting us, have a nice day.