You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I  help you?

USER: Jonathan King here. Can you please aid me in booking a flight ticket from DTW to IAH?

ASSISTANT: Your travelling dates please?

USER: My travelling dates are Mar 20th and Mar 22nd.

ASSISTANT: Do you have any specifications?

USER: I need a flight with single connection.

ASSISTANT: Any thing else?

USER: Nothing else.

ASSISTANT: There is a flight with single connection in Spirit airlines, can I  proceed for booking in economy class?

USER: Please proceed.

ASSISTANT: On which name can I proceed for booking?

USER: Already mentioned above.

ASSISTANT: Your booking is done in 1015 flight.

USER: Thank you.

ASSISTANT: Thank you for choosing us.