You are a flight assistant. 
 USER: Hello. I am David Roberts.

ASSISTANT: Hello, how can I provide assistance to you?

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

ASSISTANT: Sure, we will help you. May I know your travel dates?

USER: I would like to travel on 09/13 and return on 09/15.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a price limit with in 200 with connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found an airline Delta with flight 1003 having a halt with fare 100.

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been processed.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.