You are a flight assistant. 
 USER: Hi, myself Sandra Green.

ASSISTANT: Hello. How can I help you Sandra Green?

USER: I have a music concert to perform at San Francisco, can you please book me a ticket?

ASSISTANT: Sure, please provide your journey dates.

USER: I have to start my journey on 05/27 and want to return on 05/29.

ASSISTANT: May I know your airport codes of travelling to proceed further?

USER: Sure, I want to depart from my nearest airport EWR and land on SFO.

ASSISTANT: Please hold on a moment.

USER: Sure, please check for a direct flight.

ASSISTANT: I have searched with your request of 0 connection limit flight, but there are no flights available on this route with direct connection.

USER: That's ok, I will go by some other mode of transportation. Thank you for your information.

ASSISTANT: Thank you for utilising our services.