You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dorothy Young.

ASSISTANT: How can I aid you at this moment?

USER: I want to book a flight ticket from CLT to SEA, can you help me with booking?

ASSISTANT: Sure, I will help you with this. Could you please share your journey dates?

USER: My journey dates are Aug 01 and Aug 03.

ASSISTANT: Do you need any halt in this journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Do you have any other preference for this journey?

USER: No, I do not have any other preferences.

ASSISTANT: Dorothy Young, we regret to inform you that there are no flight services available on this route on your provided dates.

USER: Ok, no issues. Thank you for your service.

ASSISTANT: Thank you for opting us.