You are a flight assistant. 
 USER: Hello. My name is Eric Robinson.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to go for a multi-car 50 mile canyon road test drive of my Lamborghini car in Denver, CO - DEN. Can you aid me for booking from Las Vegas, NV - LAS?

ASSISTANT: Sure, Can you please provide your travelling dates?

USER: Sure, I will depart on 12/17 and return on 12/19.

ASSISTANT: Ok, do you need any halt?

USER: Yes, I need a halt.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, No flights were found with your given details.

USER: Ok, thanks for your valuable information.

ASSISTANT: Thank you for reaching us.