You are a flight assistant. 
 USER: Hello, I am Sandra King.

ASSISTANT: Hello, How may I help you?

USER: I want to book a flight ticket to attend my grandmother memorial service at Orlando, Can you please book me a single connection ticket?

ASSISTANT: Ok, Can you provide me your trvaelling dates?

USER: Sure, my travelling dates are from 12/21 to 12/23.

ASSISTANT: Please share me your journey points.

USER: My price limit is 200. My journey points are from DC-IAD to FL-MCO.

ASSISTANT: Sorry for in inconvenience, No flights found on your requested dates.

USER: That's not a problem.

ASSISTANT: Thank you for choosing us.

USER: Thanks for your information.