You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Kimberly Davis here.

ASSISTANT: Nice to meet you Davis.

USER: I want to attend a Seminar in Phoenix. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I can help you. Let me know your airport codes please.

USER: My airport codes are from EWR to PHX.

ASSISTANT: Ok, may I know your travelling dates please?

USER: My travelling dates are from 09/21 to 09/23. Make sure my connections limit is 0.

ASSISTANT: Sorry, there is no flight available as per your request.

USER: Anyway, thanks for the information.

ASSISTANT: My pleasure.