You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Shirley Scott.

ASSISTANT: How can I help you?

USER: I am planning for round trip to DFW, can you help me?

ASSISTANT: Your travelling dates please?

USER: My travel dates are 09/19 and 09/21.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1004 flight?

USER: You can book it.

ASSISTANT: Your booking is done in Spirit airlines.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.