You are a flight assistant. 
 USER: Hello. I am Lisa Wilson.

ASSISTANT: Hello, how may I best support you?

USER: I am planning to go for a Business Trip with my colleagues at Las Vegas, NV - LAS. Will you aid me to book a connecting flight from New York, LGA?

ASSISTANT: Sure, can you please provide me your trip dates?

USER: My trip dates are 06/24 and 06/26.

ASSISTANT: Do you need any stopover in between journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry to say that, there is a no flight found on your requested dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for consulting us, have a great day.