You are a flight assistant. 
 USER: Hello, I am James Baker.

ASSISTANT: Hello, how can I be at your service today?

USER: I need to book a flight ticket to attend memorial services of my grand father at Orlando, FL-MCO.

ASSISTANT: Sure, can you please provide your source point?

USER: Sure. Minneapolis & St.Paul, MN-MSP is my source code.

ASSISTANT: Kindly assign your preferred journey dates?

USER: Sure, 12/05 is my departure and 12/07 is my arrival date.

ASSISTANT: How much you can afford for airfare?

USER: I can afford 1000 for this journey.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time. There is no flights with your respective dates of travel.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us. Have a good day.