Hello.
user
Hello. How can I aid you?
assistant
I am Jack Garcia. I am planning to book a ticket from IAH to OAK. Can you please help me out?
user
Sure, may I know your trip dates?
assistant
My travelling dates are 11/28 and return back on 11/30.
user
Sorry, there is no flight on your requested dates.
assistant
That's fine. Thank you.
user
Thank you for reaching us.
assistant