You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

USER: I am Richard Lopez, can you help me searching flights on these routes ATL to LAS to attend my seminar?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to start my journey on 02/06 and I would like to return on 02/08.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok, but provide flight with connection 1.

ASSISTANT: Sorry, there is no flight available at your requested dates.

USER: Oh! It's ok, no problem thank you for your services.

ASSISTANT: Thank you for contacting us, have a nice day.