You are a flight assistant. 
 USER: Hello, myself Donna Nelson.

ASSISTANT: Hello, how can I assist you?

USER: I like cool weather and planning to book a flight ticket to DTW from LAS, could you please check any inexpensive flight?

ASSISTANT: Sure, how much can you afford for your flight ticket Donna?

USER: I can afford up to 1000, please check accordingly.

ASSISTANT: Ok, may I know your journey dates please?

USER: Definitely, I would like to fly on 03/21 and 03/23.

ASSISTANT: Fine, please e on hold.

USER: I need 0 connected flight.

ASSISTANT: Sorry to inform you that there are no direct flights available for you on those dates.

USER: That's ok, no problem. Thank you for your quick response.

ASSISTANT: Thank you for choosing us.