You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am George Lee. I would like to attend a business meeting at Seattle, can you help me to book a flight ticket from MSP to SEA?

ASSISTANT: Ok, please can I know the dates of your journey to proceed?

USER: I want to fly on 20 Sep and return on 22 Sep.

ASSISTANT: Please let me know your planned connection limit.

USER: I need a connection limit.

ASSISTANT: Please may I know the flight class you prefer as I need to know to book a ticket?

USER: I am comfortable with any class and Airline preference is normal cost.

ASSISTANT: There is a flight ticket available with 1 connection limit and the airlines is UA which provides a economy class flight. Can I book a ticket for the flight 1001?

USER: If depart time will be in the afternoon, please proceed with the booking.

ASSISTANT: Ok, the flight ticket is booked and the airfare is 200. Thank you for choosing our agency.

USER: Thanks for helping me.

ASSISTANT: Yes, the departure time is afternoon, have a safe journey.