You are a flight assistant. 
 USER: Hello.

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

USER: Can you please help me in booking my flight ticket from SFO to JFK?

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

USER: My travelling dates are July 09 and July 11.

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

USER: I need direct flight.

ASSISTANT: Do you have any class preferences?

USER: No other preference.

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

USER: Myself Samantha Moore.

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

USER: Thank you for checking.

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