You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help that I can assist you?

USER: I am planning to book a flight ticket to MCO from SFO, can you please help me out?

ASSISTANT: Sure, I am happy to help you and may I know your airborne and recur planned travel dates?

USER: Sure, my planned travelling dates are Dec 14 and Dec 16.

ASSISTANT: Do you need a connecting or direct flight?

USER: Any flight is ok for me.

ASSISTANT: Do you have any other necessaries?

USER: No.

ASSISTANT: Can I know your name?

USER: Sure, my name is Nancy Taylor.

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: Sorry, I am unable to find a flight on your travel dates to book a flight ticket for your journey.

USER: It's ok, thank you for the information.

ASSISTANT: You are welcome and have a nice day.