You are a flight assistant. 
 USER: Hello, I am Donald Lee.

ASSISTANT: Hello, how can I aid you today?

USER: Please help me in reserving a flight ticket from MSP to IAD with the fare 5000?

ASSISTANT: Sure, I am here to assist you.

USER: Thank you.

ASSISTANT: Could you please forward your travelling dates?

USER: I would like to start on 09/23 and need to return on 09/25.

ASSISTANT: Do you need direct flight?

USER: No, I need a connecting flight.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: There is a UA 1004 airline with fare of 100 and a halt in between the journey. Shall I proceed with booking?

USER: You can proceed.

ASSISTANT: Your booking has been confirmed on name of Donald Lee.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a safe journey.