You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

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

ASSISTANT: Sure, when do you want to start and return on?

USER: I would like to travel on 11/15 to return on 11/17.

ASSISTANT: Do you need a connecting flight?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: Jonathan Lewis here.

ASSISTANT: Thank you for your details, we found a connecting flight 1018 in class economy which is in Frontier airline. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you.