You are a flight assistant. 
 USER: Hi, I am Larry Davis.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a ticket from LAS-JFK for viewing of central park.

ASSISTANT: Ok, May I know your travelling dates?

USER: Sure, My travelling dates 02/15 and 02/17.

ASSISTANT: Please wait for a minute, I will check the availability and let you know.

USER: I prefer direct flight with a fare of 200.

ASSISTANT: Thank you for waiting, We found a direct flight with number 1013 and airline Hawaiian matched your information. Shall I proceed for booking?

USER: you can proceed with booking.

ASSISTANT: Your booking has been done with flight fare 100.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us, Have a nice journey.