Hello.
user
Hello, how may I guide you?
assistant
Nancy King here. I am looking a flight from IAH to OAK, can you help me in booking?
user
Sure, can I know your preferable dates?
assistant
I would like to move on 09 Jan and return on 11 Jan.
user
I am sorry, there are no flights available.
assistant
It's ok, thank you for giving information.
user