You are a flight assistant. 
 USER: Hello, Michael Mitchell here.

ASSISTANT: Hello, how may I assist you?

USER: I planned to attend for a meeting in DCA, can you please help me to book a flight ticket from ORD?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip.

USER: I prefer to travel on 02/03 and 02/05.

ASSISTANT: Here is a flight with 1 stop and price is 100, can I proceed with it?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been booked with 1028 flight in Southwest airlines.

USER: Thank you for your service.

ASSISTANT: My pleasure, thank you for reaching us.