You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, can I know your travelling dates?

USER: My trip dates are 10/28 and 10/30.

ASSISTANT: OK, let me know your source and destination airport codes?

USER: My airport codes are ORD-DCA.

ASSISTANT: On which name should I reserve the flight ticket?

USER: Jack Williams here.

ASSISTANT: Do you have any connection limit?

USER: I need break in my journey.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found Spirit airline with price 100 and economy class and airline number is 1014 with arrival time is 19:00 hours and departure time is 0:00 hours, Shall I proceed for booking?

USER: Go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.