You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: My name is Dorothy Thomas. I would like to book a ticket from CLT to DCA.

ASSISTANT: May I know your trip dates?

USER: The travel dates are from 10/12 to 10/14.

ASSISTANT: I have found a flight-1023 of UA airlines, shall I proceed?

USER: Yes, you can proceed with that.

ASSISTANT: Your booking is confirmed. Thank you for choosing us.

USER: You are welcome.