You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am planning to visit Detroit, can you please book me a ticket from JFK to DTW?

ASSISTANT: Sure, when would to like to depart and return?

USER: My preferable journey dates are from June 17 to June 19.

ASSISTANT: Do you need halt in between your journey?

USER: Yes, I need a halt in my journey.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, may I know your name please?

USER: My name is Samantha Walker.

ASSISTANT: Ok, we found a Frontier airline, flight number: 1027, price: 100 with one connection.

USER: Please book my ticket in this airlines.

ASSISTANT: Your flight ticket has been reserved in economy class.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you.