You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a ticket from EWR to BOS?

ASSISTANT: Sure, let me know your travel dates?

USER: I want to travel on Dec 12 and return on Dec 14.

ASSISTANT: Any preferences you have?

USER: I need a single connecting flight.

ASSISTANT: Ok, may I know your name to proceed further?

USER: My name is Ryan Collins.

ASSISTANT: Southwest Airlines has a connecting flight with number 1014 for fare 100, shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for opting us.