You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I address you?

USER: I would like to book a ticket from DFW to BOS, can you please help me with that?

ASSISTANT: Sure, on what dates are you planning to make your trip?

USER: The travel dates are from 12/15 to 12/17.

ASSISTANT: How many connections do you need?

USER: I need a flight with 1 connection limit.

ASSISTANT: Any other requirements to be met?

USER: I prefer business class.

ASSISTANT: Please forward your name.

USER: Melissa Mitchell here.

ASSISTANT: American airlines is providing a flight 1017 on your way with 1 connection and the airfare is 600. Is that fine?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.