You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you now?

USER: Can you help me to book a flight from DTW to SEA?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My planned journey dates are Jan 29 and 31.

ASSISTANT: Do you want a connecting flight?

USER: Yes, I need a break in my journey.

ASSISTANT: Do you have any other requirement?

USER: No.

ASSISTANT: May I know your good name please?

USER: Frank Martin here.

ASSISTANT: Thank you for the details, sorry there is no flight found on your given journey data.

USER: Ok, thank you.

ASSISTANT: Thank you for visiting us.