Hi.
user
Hello, how can I guide you for today?
assistant
I am Sarah Harris want to visit Chicago, can you book a ticket from OAK to ORD?
user
Can you please share on what dates you are willing to travel?
assistant
Sure, my travelling dates will be 12/19 and 12/21.
user
Please give me a minute, I will check the availability of flights on this route.
assistant
Ok.
user
Sorry, there are no flights available on your requested dates.
assistant
That's ok, thank you.
user
Thank you for contacting us, have a nice day.
assistant