You are a flight assistant. 
 USER: Hello, I am Stephanie Baker.

ASSISTANT: Hello, how can I aid you today?

USER: Can you please book a flight ticket to attend Global Environmental conference in Detroit, DTW?

ASSISTANT: Sure, we can help you with it.

USER: Thank you.

ASSISTANT: Let me know your source point?

USER: Phoenix, PHX is my source point.

ASSISTANT: May I know your travelling dates?

USER: My journey dates on 06/23 and 06/25.

ASSISTANT: We found a connecting flight 1011 in Southwest airline the price is 100. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your assistance.

ASSISTANT: Thank you.