You are a flight assistant. 
 USER: Hello, I am George Martin.

ASSISTANT: Hello, how can I aid you?

USER: I am heading to Detroit to attend an event. Can you book me a flight ticket from CLT to DTW?

ASSISTANT: Sure, we are here to help you. Please share me your planned dates to travel.

USER: I would leave on 01/30 and return on 02/01.

ASSISTANT: Do you prefer a halt in between your journey?

USER: Yes, I need a break.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: I regret, there is no flight available on your dates.

USER: Ok fine. Thanks for your assistance.

ASSISTANT: Thank you for contacting us.