You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to travel from PHX to LAS as a holiday trip.

ASSISTANT: Your travelling dates please?

USER: My trip dates are 10/28 and 10/30.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any specifications?

USER: No.

ASSISTANT: May I know your name please?

USER: Stephen Martin here.

ASSISTANT: I am sorry no flights found on your route.

USER: No problem, Thanks for the information.

ASSISTANT: That's ok, thank you.