You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: I am planning to attend music concert at LAX, can you please help me with booking a flight ticket from LAS?

ASSISTANT: Ok, I will help you with that. Can I know your planned trip dates?

USER: My trip dates are Jun 24 to Jun 26.

ASSISTANT: Do you have any other requirements?

USER: I am looking for a stopover flight.

ASSISTANT: May I know your name?

USER: I am Ashley Baker.

ASSISTANT: Sorry to say that, there are no flight's available based on your travelling dates.

USER: No issue, thank you.

ASSISTANT: Thank you for approaching us.