You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Kimberly Johnson.

ASSISTANT: Kimberly Johnson, how may I aid you?

USER: I am looking to book a flight ticket to meet my brother in Minneapolis. Can you help me for booking a flight ticket from LAS to MSP?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My travelling dates are 06/09 and 06/11.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight and my price limit is 5000.

ASSISTANT: Sorry, no flight is available on your route.

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

ASSISTANT: Thank you for reaching us.

USER: Welcome.