You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Daniel Smith. I have a business meeting in New York. Can you help me for booking a flight ticket from OAK to JFK?

ASSISTANT: Sure, I am happy to help you. May I know your trip dates?

USER: My travelling dates are Sep 29 and Oct 01.

ASSISTANT: Ok, do you have any preferences?

USER: I prefer economy class for flight.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Flight-1008 with single connection is available in UA airlines and the ticket fare is 100 only. Can I book the ticket for you?

USER: Sure, you can book.

ASSISTANT: Your ticket is confirmed in economy class, have a great flight.

USER: Thank you for booking.

ASSISTANT: You are welcome and thank you for choosing us.

USER: Welcome.