You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, How can I serve you?

USER: Lisa Martinez here. Please, reserve me a flight ticket from Detroit, MI-DTW to Washington, DC-IAD.

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are 10/09 and 10/11.

ASSISTANT: Do you have any preferences?

USER: I need a halt in between my journey.

ASSISTANT: You have a flight 1014 in Spirit airline and price 100 with a connection. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.