You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Stephanie Allen. I need to go to hospital for my health checkup, can you please help me by booking a ticket from DCA to DCA?

ASSISTANT: Ok, please share your dates of travelling?

USER: My travel dates are 03/09 and 03/11.

ASSISTANT: There is a flight with your requirement, can I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been booked with 1005 flight number, and Delta airline.

USER: Thank you so much.

ASSISTANT: Thank you for your service.