Hi, I am Angela Clark.
user
Hello, how may I assist you?
assistant
Can you please help me with booking a flight ticket from LAS to IAH?
user
Sure, may I know your planned travel dates please?
assistant
Travel dates are 12/11 and 12/13.
user
Sorry, there is no flight available on your requested dates.
assistant
No problem, thanks for the information.
user
You are welcome.
assistant