You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Rebecca Roberts.

ASSISTANT: Rebecca, how can I assist you?

USER: Can you please book a flight ticket from OAK to MCO?

ASSISTANT: Sure, I can do that for you. Could you please provide me your travel dates?

USER: Sure, I need to travel on dates of 03/05 and 03/07.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry Rebecca, there are no flights available on your preferred dates.

USER: It's ok fine, no problem. Thank you for your time.

ASSISTANT: You are most welcome and thank you very much for contacting us.