You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I would like to book a flight ticket from HOU to IAH, can you help me with that?

ASSISTANT: May I know your trip dates?

USER: My travel dates are 08/26 and 08/28.

ASSISTANT: Do you have any other requirements to be met?

USER: I prefer normal cost airlines.

ASSISTANT: Can I have your name please?

USER: I am Shirley Miller and I need a connecting flight.

ASSISTANT: Delta airlines providing a connected flight in economy class.

USER: Yes, proceed.

ASSISTANT: Your booking is done.

USER: Thank you for your service.

ASSISTANT: Thank you.