You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Jack Allen.

ASSISTANT: Nice to meet you Jack, how can I help you toady?

USER: I got a admission in Stanford university, so could you please book a ticket from DCA to DTW?

ASSISTANT: That's good Jack congrats, can I know you travelling dates?

USER: Sure, I would like to travel on 01/19 and return on 01/21.

ASSISTANT: I found an airlines which is providing a flight to your destination with 1 drop flight. Shall I book the ticket?

USER: Can I know the price limit?

ASSISTANT: Sure, the fare of the flight is 100.

USER: Ok, please proceed for booking.

ASSISTANT: Jack, you ticket has confirmed. Achieve your success in the university.

USER: Thank you.

ASSISTANT: You are welcome.