You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: This is Betty Green from New York. I am a foodie and would like to visit one of the best hotel in Las Vegas, can you please aid me in booking a flight ticket?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: My depart will be on Mar 15th and arrive on Mar 17th.

ASSISTANT: Ok, please share me your travelling airport codes.

USER: My travelling airport codes are from JFK to LAS.

ASSISTANT: Here, I found a flight for you with single connection and ticket price is 200. Shall I proceed for booking?

USER: Please reserve it.

ASSISTANT: Your ticket is booked with flight number 1004 and airline is Economy.

USER: Thank you.

ASSISTANT: Welcome, have a safe flight. Thank you for choosing us.