You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am planning to book a flight ticket from LAX to JFK. Can you please help me?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: Sure, my planned travel dates are Aug 20 and Aug 22.

ASSISTANT: Ok, please  let me know the airlines preference.

USER: I am looking for normal cost airline.

ASSISTANT: Do you have any class preference?

USER: No, I am fine with any class.

ASSISTANT: Are you looking for any breaks in between your journey?

USER: Yes, I am looking to have one break in between my journey.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait.

ASSISTANT: Sorry to inform you that no flight is available in normal cost airlines.

USER: Not an issue, anyway thank you for checking.

ASSISTANT: Can I have your good name please?

USER: Sure, Edward Perez here.

ASSISTANT: Thank you for choosing us, have a good day.