You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Raymond Thompson here.

ASSISTANT: How may I help you?

USER: Can you please help me out in booking the ticket from LGA to LAS?

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

USER: Sure, my travel dates are 05/04 and 05/06.

ASSISTANT: Please wait a moment.

USER: Sure, I'll wait.

ASSISTANT: Raymond, no flights has been found on your journey dates.

USER: That's ok, thank you for giving the information.

ASSISTANT: Thank you for choosing us.