Hello. I am Deborah Collins.
user
Hello, How can I serve you?
assistant
I need to attend my friend birthday at LAS, can you please help me to book a flight ticket from IAH?
user
Sure, Please help me with your travel dates.
assistant
Sure, my travelling dates are July 22 and July 24.
user
Please wait a moment.
assistant
Sure, I will wait for your response.
user
Sorry, No flights found with your chosen dates.
assistant
That's ok, thank you for your information.
user
Thank you for choosing us.
assistant