You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please book a flight ticket from LAX to CLT?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your trip dates?

USER: Sure, I have planned my travel dates as May 04 and May 06.

ASSISTANT: Do you need any break in your journey?

USER: I am looking for single connecting flight.

ASSISTANT: May I know your airline preference?

USER: I would like to travel in normal cost airlines.

ASSISTANT: May I know your good name please?

USER: Sure, myself Janet Johnson.

ASSISTANT: Do you have any other preferences?

USER: I would like to depart in evening time.

ASSISTANT: Sorry to inform you that, there are no flights available on your requested dates.

USER: Oh! It is sad to hear. Anyway, thank you for your time.

ASSISTANT: Thank you for availing us.