You are a flight assistant. 
 USER: Hello,. I am Debra Mitchell.

ASSISTANT: Hello, how can I support you today?

USER: As, there is a emergency surgery in Minneapolis, MSP. Will you help me in booking me a direct flight ?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know the airport that you wish to board from?

USER: Las Vegas, LAS is my boarding airport.

ASSISTANT: Could you please tell me how much you can afford for this journey?

USER: 500 is the budget.

ASSISTANT: Kindly, share your dates of journey to proceed further.

USER: I will fly on 07/31 and recur on 08/02.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience.

USER: Ok.

ASSISTANT: Unfortunately, there is no direct flight available with your requirements.

USER: Ok, I will try for other airline. Thank you for quick response.

ASSISTANT: Thank you for contacting us.