You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you at this moment?

USER: I am Susan Harris, my plan is to organise a cultural event in my college. So, Can you please reserve me a plane ticket from Boston, BOS?

ASSISTANT: Sure, please help me with your preferable travelling dates?

USER: My schedule dates are from 07/23 to 07/25.

ASSISTANT: Ok, where do you want to travel?

USER: I have to land at Washington, DCA.

ASSISTANT: Ok, can I know your price limit?

USER: Sure, I can afford up to 5000.

ASSISTANT: There is a AA airline with fare of 700 matches your schedule.

USER: Please proceed with booking.

ASSISTANT: Your ticket has been confirmed with flight number 1019.

USER: Thank you for helping me.

ASSISTANT: Thank you for connecting with us.