You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a flight ticket to attend an event which is going to held at MA. Can you help me?

ASSISTANT: Sure, may I know your good name?

USER: Joseph Nelson here.

ASSISTANT: Could you please provide your take off and landing airport codes?

USER: DEN and BOS are my airport codes.

ASSISTANT: Kindly mention your journey dates.

USER: Apr 23rd and 25th are my travelling dates.

ASSISTANT: Please let me know your connection limit?

USER: I am comfortable with any flight.

ASSISTANT: Do you have any other specifications?

USER: No more.

ASSISTANT: We found  a connecting flight 1017 from United airlines has fare 100. Shall I proceed?

USER: You can reserve it.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your help in booking the flight ticket.

ASSISTANT: Thank you for reaching us.