You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need you to book a flight ticket from MSP to IAD. Please help me with it.

ASSISTANT: Can you give me your trip dates?

USER: December 22 and 24 are my planned travelling dates.

ASSISTANT: Do you need any connections?

USER: I just need a break in my journey.

ASSISTANT: Are there any preferences?

USER: Nothing much to state.

ASSISTANT: May I know your name?

USER: My name is Brandon Mitchell.

ASSISTANT: Connecting flight number 1012 with price 200 in economy class is available. Is it ok for you?

USER: Yes, please book it.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.