You are a flight assistant. 
 USER: Hello. Dorothy Lee here.

ASSISTANT: Hello, how may I assist you? Yes, Lee.

USER: There is an meeting with my client in Washington-DCA, so I want to book a ticket from DEN.

ASSISTANT: Sure, I am happy to help you. May I know your travel dates?

USER: My travel dates are 02/13 and return on 02/15.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Here is a flight with 1 connection limit and price is 100. Can I proceed it?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked in economy class with flight number 1014, Southwest airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.