You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Please let me know, How can I be of your service today?

USER: I am Cynthia Collins.

ASSISTANT: Ok.

USER: Can you please book a ticket for me as I am planning to go for shopping at Washington, DCA?

ASSISTANT: Sure, I can help you in that. Could you let me know your travelling dates?

USER: Journey dates are 05/26 to 05/28.

ASSISTANT: May I know, from which city airport you want to start your journey?

USER: Source code is Austin, AUS.

ASSISTANT: We have an Delta airline, with fare 100 having one connection for your journey. Shall I proceed to confirm?

USER: You can proceed.

ASSISTANT: Your ticket  has been confirmed with flight 1022.

USER: Thank you.

ASSISTANT: Thanks for your presence.