You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Sandra Edwards. I am planning to visit Magic Kingdom at Orlando, could you please help me with booking a flight ticket from LGA to MCO?

ASSISTANT: Sure, can you please share your travel dates?

USER: I would like to take off on 07/21 and return on 07/23.

ASSISTANT: Let me check for the availability of flight.

USER: Sure, take your time. Make sure that the ticket fare is 500 or less.

ASSISTANT: Sandra, there is no flight available with lowest price.

USER: That's ok, no issues. Anyways, thank you for the information.

ASSISTANT: Thank you for contacting us.