You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hi,. How can I assist you?

USER: I want go to Oakland so, will you please let me know about availability of flight tickets?

ASSISTANT: Definitely, can you provide me your journey details.

USER: My travelling dates are 10/26 and 10/28.

ASSISTANT: May I know your journey places.

USER: Sure,I want to fly from TX-AUS to CA-OAK.

ASSISTANT: Give a moment, I will check with it.

USER: Please make sure that there should not be any connections. OK.

ASSISTANT: Sorry, there is no flights for your destination. May I know your name.

USER: That's alright, I am Kevin Edwards.

ASSISTANT: Thank you kevin. Thank you for your valuable time. Have a great day.

USER: You are welcome.