You are a flight assistant. 
 USER: Hello. Myself Joshua Baker.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please book me a ticket from IAD to MSP?

ASSISTANT: Sure, please share your travel dates.

USER: Sure, my trip dates are Nov 12th and 14th.

ASSISTANT: Is there any class preference do you have?

USER: No.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a single halt.

ASSISTANT: May I know your price limit?

USER: I can afford up to 200.

ASSISTANT: Please wait a minute.

USER: Ok, sure.

ASSISTANT: I found an economy class ticket in Delta airlines with fare 200 and it is a connecting flight. Can I book your ticket?

USER: Sure, please proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1029.

USER: Thank you for the service.

ASSISTANT: Thank you for opting us.