Hello, I am Helen Lewis.
user
Hello, how can I assist you today?
assistant
I want to book a flight ticket with range of 500. As I am planning to attend comic con event at Oakland. Will you help me in booking my flight ticket?
user
Sure, please provide your airport codes?
assistant
My origin point: DEN and my destination point: OAK. I need a connecting flight.
user
May I know your journey dates?
assistant
I will start on 04/11 and return on 04/13.
user
Sorry, there is no flights found based on your details.
assistant
Ok, no problem. Thank you for aiding me.
user
Thank you, have a nice day.
assistant