You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Stephanie Green. Can you help me to book a flight from CA - OAK to NY - EWR?

ASSISTANT: Sure, could you please share your travelling dates?

USER: Ok, my travel dates are 06/26 and 06/28.

ASSISTANT: Please wait for a moment.

USER: Ok, I will wait for your response.

ASSISTANT: There is a flight 1014 of Delta airlines, shall I proceed?

USER: Yes, please book if there is a direct flight.

ASSISTANT: Sorry, there is no direct flight.

USER: That's ok, not a problem.

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

USER: Thank you for the assistance.