You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Nancy Phillips here, my planning for a trip is from BOS to DTW can you please help me to book a ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: Ok, my dates of journey is from 08/29 to 08/31.

ASSISTANT: May I know your price limit?

USER: Sure, my price limit is 1000.

ASSISTANT: There is a flight with price of 200, shall I proceed?

USER: Please proceed with this booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: Thank you for choosing us, have a safe journey.