You are a flight assistant. 
 USER: Hello, I am Shirley Taylor.

ASSISTANT: Hello. How can I help you?

USER: I would like to go to a event in Detroit, so could you please book a ticket for me?

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: I would like to go on 12/22 and return back on 12/24.

ASSISTANT: Ok, may I know your travelling airport codes?

USER: My source and destination airport codes are HOU and DTW.

ASSISTANT: Ok, give me a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: Yes, I found a flight for you with single connection. Shall I proceed for booking?

USER: Ok, please proceed for further.

ASSISTANT: Your ticket is booked with flight number 1025 and airline is Southwest.

USER: Welcome.

ASSISTANT: Thank you for choosing us.

USER: Welcome.