You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dennis Nelson.

ASSISTANT: How can I help you?

USER: I would like to visit Neon museum in Las Vegas, can you please help me in booking?

ASSISTANT: Sure, I will help you. Can you please provide me your travelling dates?

USER: My travelling dates are from 01/14 till 01/16.

ASSISTANT: Ok, may I know your airport codes?

USER: I want to fly from PHX to LAS.

ASSISTANT: Give me a moment.

USER: I need a direct flight in my journey.

ASSISTANT: Sorry, there is no direct available is available for you on your route.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome. Thank you for choosing us.