You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Brian Hall. Can you help me to book a flight from JFK to DTW?

ASSISTANT: Sure, I am here to help you. Could you please provide your willing dates to travel?

USER: My travelling dates are 01/15 and 01/17.

ASSISTANT: Ok, please wait a moment I will check for available flights.

USER: Sure.

ASSISTANT: Ok, there is a flight 1013 in Hawaiian airline with price 100. Shall I proceed.

USER: Proceed with booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome.