You are a flight assistant. 
 USER: Hello, I am Laura Moore.

ASSISTANT: Hello. How can I guide you?

USER: Can you book a ticket from SFO to LAS?

ASSISTANT: Please share your trip dates.

USER: I am planning to start on 11/24 and return back on 11/26.

ASSISTANT: Sorry, no flights are available on your route.

USER: No issues. Thank you for checking.

ASSISTANT: Welcome, have a nice day.