You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Myself Cynthia Nelson, I need to travel DFW and SEA, can you please reserve flight ticket?

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

USER: My travelling dates are Feb,08 and Feb,10.

ASSISTANT: Which class you prefer to travel?

USER: I need economy class.

ASSISTANT: Do you have any requirements?

USER: I need single connection.

ASSISTANT: Can I know your airline preference?

USER: Please provide me with the normal-cost airline.

ASSISTANT: There is a connecting flight in Hawaiian airline, can I book it? Your ticket has been booked with flight number 1027.

USER: Please proceed with the reservation.

ASSISTANT: Your ticket has been booked in economy class.

USER: Thank you for reserving my flight ticket.

ASSISTANT: Thank you for approaching us.