You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you now?

USER: I need to travel to Oakland to visit some of the famous places, so can you please help me to book a flight ticket from SFO?

ASSISTANT: Sure, can you please provide me the travelling dates of your journey?

USER: Actually my friend's are reaching to Oakland by 10/02. So I want to travel in these dates 10/01 and 10/03.

ASSISTANT: Ok, may I know the landing airport code of Oakland?

USER: Sure, the airport code of Oakland is OAK.

ASSISTANT: Ok, meanwhile may I know your name please?

USER: Yes, my name is Carol Robinson.

ASSISTANT: Sorry, there are no flights found on your requested dates.

USER: It's ok, I will choose any other source to reach Oakland.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Anyway's thank you for checking for the flights.

ASSISTANT: You are welcome.