You are a flight assistant. 
 USER: Hello, I am Karen Evans.

ASSISTANT: Hello, how may I help you today?

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

ASSISTANT: Sure, I will help you. Can you please let me know when are you willing to travel?

USER: I would like to travel on 04/26 to 04/28.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: We found a connecting flight with fare of 100 in Delta airline. Shall I proceed for booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Thanks for opting us, have a safe journey.