You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Will you help me in booking the flight ticket from DTW to HOU?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My preferable journey dates are May 17 and May 19.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection.

ASSISTANT: Is there any class preference for you?

USER: No, I didn't have any preferences.

ASSISTANT: May I know your good name?

USER: Myself Emily Thompson.

ASSISTANT: We found an airline: Southwest Airlines, flight number: 1021 and price is 800 with one connection.

USER: Sure, you can proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me in booking the flight ticket.

ASSISTANT: Thank you for reaching us.