You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Please book a ticket from Charlotte, NC-CLT to Washington DC-IAD.

ASSISTANT: Sure, I am here to help you. Your good name please?

USER: I am Joseph Jackson.

ASSISTANT: Can you please share your planned journey dates?

USER: My travel dates are from 10/30 to 11/01.

ASSISTANT: Please, wait a minute.

USER: Ok.

ASSISTANT: Thank you for being patience, there is a flight available with fare 200 and single connection in Southwest airline. Shall I confirm it?

USER: Please book a flight.

ASSISTANT: Your reservation has been confirmed with flight number 1008 in economy class.

USER: Thanks.

ASSISTANT: Thank you for choosing us.