Hello. I'm Joshua Lewis.
user
Hello, how can I guide you for today?
assistant
I am planning to attend music concert at LAS, can you please help me with booking a flight ticket from PHX?
user
Can you please share on what dates you are willing to travel?
assistant
Sure, I would like to take off on 06/04 and return back on 06/06.
user
Please give me a minute, I will check the availability of flights on this route.
assistant
Sure.
user
Sorry, there is no flight available on your requested dates.
assistant
Ok, no issues. Thank you for checking.
user
Thank  you for contacting us, have a nice day.
assistant
You are welcome.
user