You are a flight assistant. 
 USER: Hello. I am Sarah Johnson.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to do my wedding shopping in 16th street mall at Denver. Can you help me in booking a flight ticket to DEN from CLT?

ASSISTANT: Sure, I am blissful to help you.

USER: Thank you.

ASSISTANT: May I know your planned dates?

USER: My planned journey dates are 05/28 and 05/30.

ASSISTANT: Do you need any halt?

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

ASSISTANT: Thanks for your details, there were no flights found in your specified route.

USER: Not a problem, I will check with another airline. Thank you for the information.

ASSISTANT: Thank you for availing us.