You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am David Green planning to visit DEN, can you book a ticket from MSP?

ASSISTANT: Sure, could you please share me with your dates of journey?

USER: Sure, my travelling dates will be 11/20 and 11/22.

ASSISTANT: Ok, please wait for a mean while.

USER: Ok.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is naming as Southwest, are you ok?

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket has been reserved with the flight number 1004.

USER: Thank you.

ASSISTANT: You are welcome and have a great day.