You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to travel Detroit, can you please reserve flight ticket from JFK and DTW?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are July,30 and Aug,01.

ASSISTANT: May I know your name please?

USER: Myself David Lopez.

ASSISTANT: Do you have any requirements?

USER: I need single connection limit.

ASSISTANT: There is a connecting flight in Frontier airline, can I book it?

USER: Please proceed with the reservation.

ASSISTANT: Your ticket has been booked with flight number 1020.

USER: Thank you for reserving my flight ticket.

ASSISTANT: Thank you for approaching us.