You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I have a plan to visit LAS. Can you help me in booking flight ticket from LGA?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: My trip dates are Jan 24 to Jan 26.

ASSISTANT: May I know your connection limit?

USER: I prefer to travel in connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I would like to fly in business class.

ASSISTANT: Ok, please share your name.

USER: Gary Thomas here.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Ok, no problem. Thank you for checking.

ASSISTANT: Thank you for choosing us.