You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Larry Gonzalez. Can you book a connecting flight from Las Vegas?

ASSISTANT: Sure, can you please share your journey dates?

USER: 11/18-11/20 are planned dates to go for a horse riding.

ASSISTANT: May I know your airport codes?

USER: Las Vegas, LAS to Dallas, DFW are the airport codes.

ASSISTANT: Do you have any price limit?

USER: 200 is the amount, I can afford.

ASSISTANT: Sorry, there is no flights found on your given price limit.

USER: Ok.

ASSISTANT: Thanks for choosing us.

USER: Thank you for the kind information.