You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am planning to visit Las Vegas, will you help me in booking the flight ticket from LGA to LAS?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates?

USER: My preferable journey dates are July 07 and July 09.

ASSISTANT: Do you have any limit on number of connections?

USER: I prefer to travel in connected flight.

ASSISTANT: Let me know about your other specifications for the journey.

USER: No, I didn't have any other specifications.

ASSISTANT: Can you please share me your name to proceed further?

USER: Myself Deborah Lee.

ASSISTANT: Sorry, we have not found any flights running on your desired dates of travel.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for opting us.