You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I guide you for the day?

USER: Can you help me to book a normal cost flight ticket?

ASSISTANT: Sure, we can help with that.

USER: Thank you.

ASSISTANT: When do you want to travel?

USER: My travel dates are May 17 and May 19.

ASSISTANT: Do you prefer a flight with a connection?

USER: Yes, I prefer connecting flight for this trip.

ASSISTANT: Can I know your good name?

USER: I am Frank Martinez.

ASSISTANT: Which airports do you want to start and land on?

USER: My airport codes are HOU and DTW.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: Thank you for your details, we found a connecting flight 1009 in economy class which is in Southwest airline. Shall I proceed?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.