Hi.
user
Hello, how may I assist you?
assistant
 I am planning to book a flight ticket to LAS from HOU, can you please help me out?
user
Sure, may I know your planned travel dates please?
assistant
Sure, my trip dates are May 06 and May 08.
user
Would you like to travel in a connecting flight or a direct flight?
assistant
I am looking for a flight with 1 connection.
user
May I know your good name please?
assistant
 Ok, my name is Michelle Smith.
user
Do you have any other specification?
assistant
My depart time must be in evening.
user
Sorry, there is no flight available on your requested dates.
assistant
 It's ok, thank you for the information.
user
Thank you for reaching us.
assistant