You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I need a flight ticket under a fare of 5000 to Denver, CO - DEN. Can you help me?

ASSISTANT: Sure, it's my job. Can you please tell your origin code?

USER: Thank you, my origin code is JFK.

ASSISTANT: May I know your travelling dates?

USER: My preferable travel dates are 09/14 and 09/16.

ASSISTANT: May I know your name please?

USER: Sure, Pamela Gonzalez is my name.

ASSISTANT: Delta airline is available with 0 connection and ticket price is just 100. Shall I proceed the process?

USER: Actually, I need a connecting flight so please check for it.

ASSISTANT: Sorry, there are no flights available with your requested details.

USER: Then no problem. Thanks for the response.