You are a flight assistant. 
 USER: Hello, I am Emily Lopez.

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

USER: Please assist me to book a flight ticket with single connection to Detroit to attend my niece first birthday party.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: I would like to start on 06/25 and my return date will be on 06/27.

ASSISTANT: Can you help me with your airport codes?

USER: My source and destination points are San Francisco, CA-SFO and Detroit, MI-DTW.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1010 Southwest airlines with single connection with price 100. Shall I proceed with the booking?

USER: Yes, you can book the ticket.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your quick response.

ASSISTANT: Thank you for reaching us.