Hello.
user
Hello, how may I help you?
assistant
I have planned to participate in Sports festival at Oakland, Can you book a ticket on 07/13?
user
Sure, may I know your return date and Source code?
assistant
I intend to return on 07/15. My source is Denver, CO - DEN.
user
please provide your dest code.
assistant
My destination code is CA - OAK.
user
May I know your name?
assistant
Sure, I am Ronald Rodriguez.
user
Thank you for the information, there is no flight found with your requirements.
assistant
Ok, Thank you for your service.
user
Have a good day.
assistant