You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please book a flight ticket from IAD to MSP to attend a meeting in Minneapolis?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: My journey start on July 21st, and arrival on July 23rd.

ASSISTANT: Do you have any connection limit preference for this trip?

USER: Yes, I prefer a flight with single connection.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: May I know your name for the documentation process? There is a flight with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Ok, proceed with the booking on the name of Patrick Jackson.

ASSISTANT: Your booking is confirmed and the flight number is 1012.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.