You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I help you today?

USER: I would like to attend a innovation festival at Las Vegas, so can you avail a flight ticket for me?

ASSISTANT: Sure. Please forward your travelling dates?

USER: My travel dates are 10/30 and 11/01.

ASSISTANT: Help me with your airport codes?

USER: DEN and LAS are my journey airport codes.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: Thanks for your details, there is no flight found on your desired journey routes.

USER: No problem, thank you for the information.

ASSISTANT: May I know your name?

USER: My name is Jeffrey Thomas.

ASSISTANT: Thank you for picking us.