You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

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

ASSISTANT: Sure, I will help you with that.Can you please share your preferable journey dates?

USER: My trip dates are Dec 11th and Dec 13th.

ASSISTANT: May I know your name please?

USER: Betty Garcia here.

ASSISTANT: Can you please share your source and destination airport codes?

USER: My airport codes are CLT-IAD.

ASSISTANT: Do you have any other specifications?

USER: I need break in my journey.

ASSISTANT: I found a ticket for you with price of 100, flight number is 1019 in economy class and connection is 1.

USER: Please do the booking.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you so much.

ASSISTANT: Thank you for reaching us.