You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you?

USER: I am Sandra Allen, can you help me to book a flight with 1 connection?

ASSISTANT: Yes, there are many flights available for you as per your request. Can you please let me know airport codes of your journey locations?

USER: My airport codes are JFK to LAS.

ASSISTANT: If you have planned any particular travel dates, please let me know them. It will help me to get exact flight for you.

USER: My travelling dates are May 17 and 19.

ASSISTANT: How much amount can you spend for buying your ticket?

USER: My price limit is 5000.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Do you prefer a low cost airline or normal cost airline?

USER: No, I am fine with any airlines.

ASSISTANT: Please be on hold for sometime, as I can check a flight for your journey with the best airlines.

USER: Ok.

ASSISTANT: Ok, there is a Delta airline with flight number 1017 that leaves from JFK and arrives at LAS and return in the morning. The total tariff is 200. Is that fine?

USER: Proceed with booking.

ASSISTANT: Your request for booking has been processed successfully.

USER: Thank you.

ASSISTANT: You are welcome, thank you for consulting our service. Hope you have a nice day ahead.