You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I provide assistance for you today?

USER: I want to book a ticket for round trip to Las Vegas to visit Neon Museum. Can you book my flight ticket?

ASSISTANT: Sure, may I know your connection limit?

USER: I need single halt in between journey.

ASSISTANT: Ok, help me with your departure and arrival dates?

USER: Sure, my departure date is on 02/03 arrival date is on 02/05.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: May I know your airport code please?

USER: Airport code is LAS.

ASSISTANT: There are no flights available on your requested dates.

USER: Ok, not a problem. Thank you.

ASSISTANT: We need your good name please for further proceedings.

USER: My name is Karen Hall.

ASSISTANT: Thank you for reaching us.

USER: Thank you.