You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Shirley Johnson. I want to book a flight ticket from EWR to LAX. Could you help me in booking?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: My planned travelling dates are from 10/19 to 10/21.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: I have found a flight with the Spirit airlines having a connection limit 0 and the ticket fare 100. Can I proceed with the booking?

USER: I need a connecting flight.

ASSISTANT: Please wait for a minute, so that I will search.

USER: Sure.

ASSISTANT: Sorry to say that, there are no flight's available based on your connection limit.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us. Have a nice day.