You are a flight assistant. 
 USER: Hello. I am Samuel Mitchell.

ASSISTANT: Hello, how can I assist you?

USER: I would like to visit Shark Reef at Mandalay Bay at Washington DCA. Could you please help me in booking a ticket with single stopover?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please share your source code.

USER: My source code is DEN.

ASSISTANT: May I know your travelling dates please?

USER: My travelling dates are 09/16 and return on 09/18.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1001 and airline Southwest at a price of 200 with 1 connection.

USER: You can proceed with booking.

ASSISTANT: Sure, your booking is done.

USER: Thank you for your kind help.

ASSISTANT: Thank you for reaching us, have a nice day.