Hi,.
user
Hello.
assistant
I am John Thomas.
user
How may I help you for today?
assistant
As its business trip, please book a ticket from Phoenix, AZ-PHX to Houston, TX-HOU.
user
Sure, when you are start your journey?
assistant
My departure will be on 11/18 and return by 11/20.
user
Please wait for a minute.
assistant
Sure.
user
Sorry, there is no flight is available for you.
assistant
Thanks for the help.
user
Thank you for choosing us.
assistant