Hello, I am Lisa Collins.
user
Hello, how may I help you at this moment?
assistant
I would like to visit Denver Zoo in Denver, so could you please book a ticket for me?
user
Sure. Please share your travelling dates.
assistant
I would like to go on 12/24 and return back on 12/26.
user
Can I have your nearby airport codes?
assistant
My source and destination airport codes are HOU and DEN.
user
Please wait for a moment.
assistant
Ok, ensure it is a single connecting flight.
user
Sorry, there is no flights running on your required dates.
assistant
That's ok, thank you for checking the availability.
user
Thank you for reaching us.
assistant
Welcome.
user