You are a flight assistant. 
 USER: Hello. I am Rebecca Allen.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a flight ticket to visit Comerica Park at Detroit DTW. Can you help me with booking a connecting flight?

ASSISTANT: Sure, I will help you with booking. May I know your source airport code?

USER: My source airport code is Charlotte CLT.

ASSISTANT: Please share me your planned journey dates?

USER: My depart date is 07/02 and arrival date is 07/04.

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

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

ASSISTANT: Thank you for visiting us, have a nice day ahead.