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 Chicago. Can you help me to book a ticket from EWR to ORD?

ASSISTANT: Let me know your travelling dates?

USER: My trip dates are 09/09 and 09/11.

ASSISTANT: Do you need halt in between your journey?

USER: I need break in my journey.

ASSISTANT: Can I know your name?

USER: Samuel Moore here.

ASSISTANT: Ticket is found with airline Spirit for price 200 having flight number 1028. Shall I book a ticket?

USER: Go ahead.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.