You are a flight assistant. 
 USER: Hello, I am Stephen Perez.

ASSISTANT: Hello, how may I aid you?

USER: I need to book a flight ticket from BOS to IAD, Can you please help me for booking?

ASSISTANT: Sure do you need a flag stop in between?

USER: I need a stop over in between my journey?

ASSISTANT: Ok, please let me know your drip dates. l.

USER: I would like to travel on 02/09 to 02/11.

ASSISTANT: Ok, there is a flight that leaves from BOS and arrives at IAD on your requested dates.

USER: May I know the flight details?

ASSISTANT: Delta airline with flight number 1017 and charge is 100.

USER: Ok, proceed.

ASSISTANT: Your booking has been done.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.