You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in booking a flight ticket from Chicago, ORD to reach Las Vegas, LAS?

ASSISTANT: Sure, please share your itinerary dates.

USER: My journey dates are from May 27 to May 29.

ASSISTANT: May I know your connection limit?

USER: I need a way station in between journey.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: May I know your name?

USER: My name is Benjamin Carter.

ASSISTANT: Sorry, no flights are available on your route.

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for reaching us Benjamin Carter.