You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please assist me with booking a flight reservation from New York, NY to Oakland, CA for my holiday trip please?

ASSISTANT: Sure, please provide me your planned travel dates.

USER: My journey dates are from Jan 26th and my return date is on Jan 28th.

ASSISTANT: Do you prefer either economy or business class?

USER: Any class is ok for me, I am not much specific about it.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: No, thank you for asking.

ASSISTANT: May I know your name to proceed further?

USER: My name is Elizabeth Adams.

ASSISTANT: Can you please once confirm me your airport codes please?

USER: I have already mentioned my airport codes, please check with the above airport codes to find a flight. My source airport code is EWR.

ASSISTANT: Sure, please wait for a while.

USER: Ok, I will be waiting for your reply.

ASSISTANT: We have a connecting flight from Delta airline with the price 100. Shall I proceed with the booking?

USER: You may proceed with booking my reservation.

ASSISTANT: Your economy class ticket is confirmed in flight number 1018.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.