You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: My name is Brain Mitchell, I want to book a flight from New York to Las Vegas for vacation. Can you book a flight with single connection?

ASSISTANT: Sure, may I know your travel dates?

USER: I will fly on July 2 and return on July 4.

ASSISTANT: Can you please re check your name?

USER: My source point is JFK and my destination is LAS.

ASSISTANT: Can you please re confirm your name?

USER: Sure, Brian Mitchell.

ASSISTANT: Ok, please stay online.

USER: Ok.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for approaching us.