Hi.
user
Hello.
assistant
I am Anna Jones.
user
How may I assist you today?
assistant
I am looking for a flight from IAH to LAS, to meet my parents who are living in Las Vegas.
user
Sure, may I know your travel dates?
assistant
Sure, my travelling dates are 09/28 and 09/30.
user
I could not find any flight with your travel dates.
assistant
It's ok, thanks for your information and service.
user
It's my pleasure.
assistant