You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Susan Johnson. I want to book a ticket to ORD to meet my friend on his birthday.

ASSISTANT: Ok.

USER: Can you help me?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: May I know your take off airport code?

USER: I want to board at DCA.

ASSISTANT: Please, share your journey dates.

USER: I want to travel on 10/19 and 10/21.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight available with fare 200 and single connection in Delta airline. Can I confirm it?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with flight number 1014.

USER: Thank you.

ASSISTANT: Thank you for opting us.