You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: As I am a scientist, I want to attend science festival with my students at Boston. Can you do the reservation?

ASSISTANT: Sure, please let me know your travel dates?

USER: Dates are 07/15 and 07/17.

ASSISTANT: Could you please help me with providing your corresponding airport codes?

USER: My airport codes are DCA-BOS.

ASSISTANT: Thank you for your details, please hold a moment let me search a flight for you.

USER: Sure, Make it fast.

ASSISTANT: We found a Spirit airline with flight number 1020. Price 100 with a single connection.

USER: Please do the booking.

ASSISTANT: May I know your name to book a ticket?

USER: Paul Turner here.

ASSISTANT: Your booking has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for approaching us.