You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Myself Gregory Rodriguez. I am planning for a holiday trip, can you please help me to book my flight ticket from DCA to ORD?

ASSISTANT: Ok, please provide your dates of travel.

USER: Sure, I will start my journey on 12/21 and also please book my return ticket on 12/23.

ASSISTANT: There is a flight-1028 with price 100, shall I proceed?

USER: That's perfect! You can book the ticket.

ASSISTANT: Ok, ticket has been confirmed with your name.

USER: Thank you very much for your help.

ASSISTANT: Thanks for contacting us.