You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Martinez.

ASSISTANT: Sandra Martinez, how may I aid you?

USER: I need to reserve the flight for my journey to visit Washington in the month of August. Can you aid me in booking my flight ticket and I need my return journey in the evening?

ASSISTANT: Sure, I am glad to help you. May I know your itinerary dates?

USER: Thank you, my itinerary dates are Aug 13 and Aug 15.

ASSISTANT: Please share your genesis and terminus airport codes.

USER: Sure, my genesis and terminus airport codes are DTW and DCA.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure.

ASSISTANT: Connecting flight is provided by Spirit airlines with flight number 1027.

USER: I need a flight with a ticket fare of 200. Please provide me the fare of the flight which you have mentioned.

ASSISTANT: Ticket fare is 100.

USER: Ok, book this flight for my journey.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your kind service.

ASSISTANT: Thank you for choosing us.