You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be there for you?

USER: I am planning to travel from San Francisco, SFO to Orlando, MCO to visit my brother birthday function. Can you help me to book a flight ticket?

ASSISTANT: Sure, may I know when are you willing to travel?

USER: Dates are 03/04 and 03/06.

ASSISTANT: Is there any price limit?

USER: Price should not cross 200. I need direct flight.

ASSISTANT: Ok, may I know your name?

USER: Robert Taylor here.

ASSISTANT: Thank you, there are no flight available at this moment on your requested dates.

USER: No problem, I will check with another airline.

ASSISTANT: Thank you for choosing us.