You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Michelle Brown. I want to book a ticket from Denver-DEN to Washington-IAD to meet my uncle.

ASSISTANT: Ok, now may I know your travel dates please?

USER: I am departing on 02/28 and return on 03/01.

ASSISTANT: Thanks for waiting. I have found UA airlines which flies with one connection.

USER: Please proceed for booking.

ASSISTANT: Sure, your flight ticket has been confirmed now.

USER: Thank you for your help.

ASSISTANT: Thank you.