You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Rebecca Rodriguez. I am looking for a flight from OAK to MCO, can you help me out?

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates are from 02/05 till 02/07.

ASSISTANT: Please wait a while. Sorry to say, there is no flight on your desired travel dates.

USER: That's ok, not an issue and I prefer any other source to reach my destination in time.I face this problem every time with your agency.  Anyway thank you for information.

ASSISTANT: There is no flight available in this route, temporarily all flights in this route are closed, so not only we, no other agency can help you. Thank you for opting us.

USER: That's so rude from your end. I am very dispointed with your assistance try to improve.