Hello.
user
Hi. How can I help you?
assistant
Angela Jackson here. I want to visit Austin on my holiday vacation, can you help me for booking flight ticket?
user
Sure, may I know airport codes and dates of travelling  please.
assistant
My airport codes OAK to AUS and my travel starts from 09/15 to 09/17. Make sure that connection limit is 0.
user
I am sorry Mr.Angela Jackson, no flights found on your request.
assistant
It's Ok.
user
Thank you.
assistant
Thank you for your services.
user