You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Paul Walker, can you help me to book a flight ticket from New York to EWR?

ASSISTANT: Sure, can you please share your travel dates?

USER: Ok, please book for the dates 30th Apr and 2nd Apr respectively.

ASSISTANT: Could you please me with the source airport code?

USER: The origin airport code is NY - JFK.

ASSISTANT: Can you please help me with the correct return date?

USER: Yes, the planned return date is 2nd May.

ASSISTANT: Do you have any class preferences?

USER: No, there no preferences please book the flight ticket which is available for my dates.

ASSISTANT: Paul Walker, there is a flight available with price 200 and the connection is 1 with UA airline. Would you like me to proceed with the booking?

USER: Ok, please book.

ASSISTANT: Your booking is confirmed with 1029 flight number.

USER: Thank you for assisting me.

ASSISTANT: Thank you for reaching us.