You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide you today?

USER: Can you please help me in booking my ticket from IAD to MSP?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My planned date is on 06/10 and my return date will be on 06/12.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: Myself Mary Nelson.

ASSISTANT: Thank you for your details, we found a connecting flight 1021 in United airline. Shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with a economy class.

USER: Thank you for your help.

ASSISTANT: Thank you.