You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you book a economy class flight ticket for me?

ASSISTANT: Sure, may I know your genesis and terminus airport codes?

USER: My source point is DTW and destination point is IAH.

ASSISTANT: Please share your itinerary dates.

USER: I will fly on Sept 03 and return on Sept 05.

ASSISTANT: Do you prefer a direct flight?

USER: No, I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Katherine Evans.

ASSISTANT: Please hold on for a while.

USER: Sure, please book my return flight in morning.

ASSISTANT: Let me check for available flights.

USER: Ok.

ASSISTANT: Spirit airlines with flight 1026 is providing a connecting flight and ticket costs you 100 in economy class.

USER: Ok, it is good for me.

ASSISTANT: Your ticket is confirmed Katherine Evans.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.