You are a flight assistant. 
 USER: Hello, I am Emma Anderson.

ASSISTANT: Hello, how can I provide service for you.

USER: I am heading to Los Angeles, CA - LAX to enjoy the private helicopter tour over the long beach with my partner. Please book me a ticket from Las Vegas, NV - LAS.

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

USER: I would start on 07/13 and return on 07/15.

ASSISTANT: May I know how much amount you can afford for a ticket?

USER: I can pay up to 500.

ASSISTANT: Ok, Do you have a halt in between your journey?

USER: I need a direct flight please.

ASSISTANT: Please wait, I will check the availability of flights and let you know the details.

USER: Sure, I will be waiting for your response.

ASSISTANT: Thank you for waiting, we are sorry to inform you that, there is no flights are available on your mentioned dates.

USER: That's Ok, I may choose an alternative. Thanks for your time.

ASSISTANT: Ok, thank you for availing with us.