You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Dorothy Hill. I want to book a flight ticket from PHL to BOS. Could you help me in booking?

ASSISTANT: Sure, I am glad to help you in booking process. Would you please provide me your trip dates?

USER: My travelling dates are from 08/12 to 08/14.

ASSISTANT: There is a connecting flight in Delta airlines and price is 500. Can I proceed?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket has been booked with the flight 1001.

USER: Thank you.

ASSISTANT: Thank you for choosing us.